| 单词 | sawfish |
| 例句 | See sharks of all kinds, along with sawfish, giant rays, endangered green sea turtles, piranhas, moon jellyfish and rare golden crocodiles. Top 10 things to do in Las Vegas 2011-02-21T19:24:04Z To find out, she and colleagues examined 17 genomes from various species of sharks, skates, and sawfish. Ancient sharks may have pioneered the ability to taste bitterness in food 2023-11-12T05:00:00Z A snaggletoothed cetacean that lived off the waters near New Zealand used teeth projected from its snout to stun prey, much as modern sawfish do. Australia’s Opportunities and Challenges on the Path to ‘Net Zero’ 2023-06-16T04:00:00Z This led them to sawfish, which swipe their tooth-studded saws to either injure or stun prey before vacuuming it up whole. This Extinct Dolphin Had Tusks That Fish Were Wise to Avoid 2023-06-13T04:00:00Z In 2015, scientists found that 3 percent of a critically endangered sawfish population in Florida were conceived through parthenogenesis. Why a crocodile’s ‘virgin birth’ isn’t a miracle 2023-06-10T04:00:00Z New analysis of one of the world’s weirdest animals—the sawfish—supports the idea that teeth first appeared when ancient fishes’ body scales migrated into their mouths about 400 million years ago. Ancient Sawfish Help to Illuminate Our Teeth’s Scaly Origins 2022-12-02T05:00:00Z He wishes they’d run the experiment with bitter taste receptors from more species—such as sawfish—to see whether it produced the same results. Ancient sharks may have pioneered the ability to taste bitterness in food 2023-11-12T05:00:00Z Clark was holding what his attorney said was a collectible sword made from a sawfish snout and put it away but refused repeated police commands to both lie down and leave the apartment. Ex-Colorado cop pleads guilty to using Taser on man in 70s 2021-12-09T05:00:00Z The discovery will aid marine biologists in understanding the inner working of this group of elasmobranchii, the subclass of animals that includes not only sharks but also sawfish, rays and skates. Want to confuse a shark? Use a magnet 2021-05-12T04:00:00Z At least some sawfish truly have something to smile about. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z The new sawfish study, published in the Journal of Anatomy, offers fresh evidence in favor of an outside-in origin. Ancient Sawfish Help to Illuminate Our Teeth’s Scaly Origins 2022-12-02T05:00:00Z The sawfish, which is a kind of ray, is also among the most endangered of the fish living in the oceans. 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z Two of the sawfish were missing their saw-like bills, called rostra. $25,000 offered for info about dead smalltooth sawfish 2020-10-23T04:00:00Z "They also preserve the remains of many other Cretaceous creatures including sawfish, coelacanths, crocodiles, flying reptiles, and other land-living dinosaurs," Beevor added. 'Jurassic Park' dinosaur was a 'river monster,' new study says 2020-09-24T04:00:00Z By applying dynamic geography theory, the idea that a species’ range contracts as its numbers decline, their modeling predicted that sawfish are locally extinct in 55 of 90 countries where they were once found. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z They analyzed the fossils’ rostral denticles, the spikes that jut from the sides of a sawfish’s snout to aid in foraging and self-defense. Ancient Sawfish Help to Illuminate Our Teeth’s Scaly Origins 2022-12-02T05:00:00Z Previously widespread, the sawfish are now presumed extinct in 55 nations, the study said. 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z A sawfish primarily uses its rostrum for sensing and hunting prey. $25,000 offered for info about dead smalltooth sawfish 2020-10-23T04:00:00Z He then dumped the mutilated sawfish back into the ocean. Florida fisherman who sawed nose off endangered fish is sentenced to fines, community service 2020-01-27T05:00:00Z The study also highlighted the United States and Australia as “lifeboat nations,” anomalous countries where sawfish are better protected. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z Unlike previous studies of extinct and current sawfish, this one probed the internal structure of the scales’ hard outer layer, called enameloid. Ancient Sawfish Help to Illuminate Our Teeth’s Scaly Origins 2022-12-02T05:00:00Z The US and Australia appear to be the last strongholds for the species, regarded as "lifeboat nations," where sawfish are better protected. 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z The smalltooth sawfish is one of five sawfish species worldwide and the only one still found in U.S. waters. Man fined $2000 for killing endangered smalltooth sawfish 2020-01-25T05:00:00Z The smalltooth sawfish, which is identified by a rostrum lined with sharp teeth resembling a saw, is said to be dependent on its protruding nose for swimming, direction and locating prey. Florida fisherman who sawed nose off endangered fish is sentenced to fines, community service 2020-01-27T05:00:00Z With the model, they tested how habitat, fishing pressure and socioeconomics affect populations, ranking countries by sawfish extinction risk. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z The sawfish study is a vivid example of that mechanism in action. Ancient Sawfish Help to Illuminate Our Teeth’s Scaly Origins 2022-12-02T05:00:00Z "While the situation is dire, we hope to offset the bad news by highlighting our informed identification of these priority nations with hope for saving sawfish in their waters," said Helen Yan of SFU. 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z Court documents indicate The British Shop used false shipping labels to ship the items to America, including suitcases and cigar boxes made from crocodile leather, sawfish blades and multiple pieces made from sea turtle shell. British company pleads to smuggling endangered-species goods 2019-10-17T04:00:00Z It supports more than 1,800 species of fauna; critically endangered sawfish use the area as a pupping ground, and at least 15 species of sea snakes live there. She Studies Sea Snakes by the Seafloor 2019-08-19T04:00:00Z What emerged as key for healthy populations of all sawfish species, the study found, is availability of mangrove habitat combined with facing less pressure from fishing. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z They also discovered two dead leopard sharks, one dead hammerhead shark and the snout of an endangered smalltooth sawfish, officials said. 7 sharks found in New York man’s home before his arrest on trafficking charges, officials say 2019-03-21T04:00:00Z She said it is still possible to restore sawfish to more than 70% of their historical range, "if we act now". 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z Blades made of sawfish, mounted brown owls, crocodile skin wallets and giant sea turtle shells — these are a few of the illegal things an antiques shop in Middleburg, Va., was selling. ‘I’m the only fool in the States that probably wants to risk it’: Virginia dealer admits to smuggling illegal wildlife items 2018-12-20T05:00:00Z Cowboy boots were once made from sawfish skin. 'Extinction risk' to sharks and rays 2018-12-03T05:00:00Z And with mangroves the key sites for aiding conservation, Dr. Carlson’s sawfish research is trying to understand why some mangrove patches, though superficially identical, are favored over others. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z Similarly, a study published earlier this year found that more than half of the freshwater sawfish sampled in Western Australia sported scars inflicted by freshwater crocodiles. Alligators Attack and Eat Sharks, Study Confirms 2017-09-20T04:00:00Z International trade in sawfish is prohibited under the Convention on International Trade in Endangered Species of Flora and Fauna, but targeted and accidental killings still occur. 'Hedge trimmer' fish facing global extinction 2021-02-11T05:00:00Z “In truth, I shouldn’t be bringing those in,” Foster told the agent of his sawfish blades, according to court records. ‘I’m the only fool in the States that probably wants to risk it’: Virginia dealer admits to smuggling illegal wildlife items 2018-12-20T05:00:00Z In it rare photos show a freshwater crocodile preying on a young sawfish. Photos show crocodile eating sawfish in Australia - BBC News 2017-04-12T04:00:00Z The study expanded the list of countries where sawfish are extinct to include China, Iraq, Haiti, Japan, Timor-Leste, El Salvador, Taiwan, Djibouti and Brunei. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z It’s hard to find a largetooth sawfish in some tropical waters in the Pacific and Atlantic. That Fish on Your Dinner Plate May Be an Endangered Species It’s high-tech, too — the rostrum has electrosensitive pores that help detect unsuspecting future meals, which counteracts the sawfish’s poor vision. The Verge Review of Animals: sharks in Las Vegas 2016-01-10T05:00:00Z I hope that more people become as fascinated with sawfish as I am and help protect these unique animals before it is too late.” These Are The Sharks That Researchers Prefer To Great Whites 2015-07-16T04:00:00Z Researchers and wildlife rangers examined 39 sawfish in the river and found evidence of bite marks on around 60%. Photos show crocodile eating sawfish in Australia - BBC News 2017-04-12T04:00:00Z Colin Simpfendorfer, a sawfish expert at James Cook University in Australia, commended the study, saying that “it’s not just an analysis of where, but also what needs to be done.” Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z "We were conducting routine DNA fingerprinting of the sawfish found in this area in order to see if relatives were often reproducing with relatives due to their small population size," Mr Fields said. 'Virgin-born' sawfish are a first in the wild - BBC News 2015-06-01T04:00:00Z The sawfish’s elongated weapon helps stun fish and dig up tasty crustaceans from the sea bed. The Verge Review of Animals: sharks in Las Vegas 2016-01-10T05:00:00Z The researchers were investigating sawfish inbreeding when they discovered seven, all healthy, born via parthenogenesis, about 3 percent of those examined. Scientists document Florida 'virgin births' of endangered sawfish 2015-06-01T04:00:00Z When applied to the sawfish, the paternity-style test revealed that some of the fish lacked a biological fathers altogether. Sawfish escape extinction through 'virgin births', scientists discover 2015-06-01T04:00:00Z Her project was aimed at overcoming the difficulties of determining the true range of sawfish, which are rare and tend to live in shallow, murky waters. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z But the latest analysis estimates that nearly 4% of sawfish in a Florida estuary were born without any genetic contribution from a male, in a phenomenon known as parthenogenesis. Sawfish spawn without sex 2015-05-31T04:00:00Z Unfortunately for the sawfish, its aggressive design can work against it — the awkwardly-shaped fish gets tangled in nets very easily, even though people don’t usually try to catch it. The Verge Review of Animals: sharks in Las Vegas 2016-01-10T05:00:00Z Smalltooth sawfish are born and live for about three years in southwest Florida estuaries before moving into ocean coastal habitats. Scientists document Florida 'virgin births' of endangered sawfish 2015-06-01T04:00:00Z Earlier this month, authorities stopped the sale of 53 sawfish ray snouts in Bali. In Indonesia, Police Stop Sale of Endangered Manta Rays 2014-09-30T04:00:00Z That study, published in January in Endangered Species Research, showed that the smalltooth sawfish’s stronghold within the United States is still mainly restricted to Florida but it may be starting to expand. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z Dulvy cautions that parthenogenesis will not be enough to save the smalltooth sawfish. Sawfish spawn without sex 2015-05-31T04:00:00Z As such, while I appreciate the sawfish’s innovative hardware, I have to dock it a few points for lack of foresight. The Verge Review of Animals: sharks in Las Vegas 2016-01-10T05:00:00Z As a top predator, the dinosaur would have had been among the rulers of an ecosystem teeming with huge crocodile-like animals, massive sawfish and coelacanths the size of cars. Swimming dinosaur found in Morocco 2014-09-10T04:00:00Z It's home to over 3,500 fish including Europe's only pair of green sawfish. 5 things you need to know about Hull 2013-11-20T14:59:51Z Though international trade in sawfish and their parts is banned under the Convention on International Trade in Endangered Species of Flora and Fauna, intentional killing and by-catch still occurs. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z Some of the 190 sawfish sampled in a Florida estuary showed unusually high levels of relatedness to other fish in the same population. Sawfish spawn without sex 2015-05-31T04:00:00Z The photographs showed the biggest catches of the day, like groupers, sharks, and sawfish, hung on a wooden dockside rack. Net Loss: How We Continually Forget What the Oceans Really Used to Be Like [Excerpt] 2013-05-24T16:15:00.397Z Delegates also voted to ban all trade of the freshwater sawfish, a type of ray with a long, toothy snout that is targeted for its fins. Sharks, rays win new trade protections 2013-03-11T22:29:19Z This cycle has severely depleted green turtles, sponges, sawfish and other creatures. Green Blog: Ancient Hawaiians Caught More By Fishing Less 2012-03-23T15:09:07Z The team of scientists she worked with amassed sawfish data from surveys of local fishing communities, ecological research, fisheries data, sightings, museum records and environmental DNA. Can These Hedge Trimmers With Fins Avoid a Brush With Extinction? 2021-02-10T05:00:00Z A new study details the way the sawfish uses its trademark long, toothy snout to swiftly and fiercely attack prey. Observatory: Sawfish Have Nose for Attacks, and for Strategy 2012-03-12T23:37:05Z In the Gulf lies one of the largest seagrass beds in the world, he points out, as well as spawning grounds for smalltooth sawfish. New 'Walking' Fishes Discovered in Gulf Oil-Spill Zone 2010-07-15T14:55:00Z Fordham said the move “will complete a global ban in international commercial sawfish trade, and thereby bolster existing protection for all sawfish species.” Sharks, rays win new trade protections 2013-03-11T22:29:19Z He realized that the sawfish had freed him from his dreadful jailer. The Haunters of the Silences A Book of Animal Life And it was to jab harpoons and spears into porpoises and manatee and sawfish, and be dragged about in their boat. Tales of Fishes To simulate a wild setting, they fed the sawfish dead prey with weak electrical fields. Observatory: Sawfish Have Nose for Attacks, and for Strategy 2012-03-12T23:37:05Z In the rivers of Northern Queensland the saw-fish attain an enormous size, and the Chinese fishermen about Cooktown and Townsville often have their nets destroyed by a sawfish enfolding himself in them. Rídan The Devil And Other Stories 1899 I want to show you a splendid specimen of a saw, taken from a sawfish down in the West Indies, and sent to me. Fred Fenton on the Crew or, The Young Oarsmen of Riverport School It was the mysterious and dreadful sawfish, perpetrator of fabulous horrors. The Haunters of the Silences A Book of Animal Life Sharks and sawfish, men! are you going to let her broach? Ralph Granger's Fortunes Receptors allow sawfish to detect the electric fields of other animals. Observatory: Sawfish Have Nose for Attacks, and for Strategy 2012-03-12T23:37:05Z The fish caught with this apparatus are the swordfish57 and the sawfish. The Manóbos of Mindanáo Memoirs of the National Academy of Sciences, Volume XXIII, First Memoir Five sawfish, at my bidding, staved in the ship's bottom, and she sank almost instantly. Tales of the Chesapeake Then the sawfish rolled over on its side, turning one edge of the saw toward the surface. The Haunters of the Silences A Book of Animal Life As they passed between a number of mangrove islets Ralph, looking down, could see an occasional shark or sawfish leisurely prodding about ten or fifteen feet below the surface. Ralph Granger's Fortunes In earlier research, Dr. Wueringer’s team found that the snouts of freshwater sawfish are covered with thousands of receptors that allow them to detect the electric fields of other animals and plan an attack. Observatory: Sawfish Have Nose for Attacks, and for Strategy 2012-03-12T23:37:05Z He was not a sawfish, or a swordfish. Skookum Chuck Fables Bits of History, Through the Microscope The great sawfish, heavy muscled and slow of movement, made no attempt to defend himself, but plunged suddenly downward into the gloomy depths where he loved to lie in wait. Children of the Wild For defence against any obtrusive shark or sawfish he carried a heavy, long-bladed, two-edged knife, by far the most effective weapon in deep water. The Haunters of the Silences A Book of Animal Life A hundred yards farther up the narrow stream the great sawfish was found swimming slowly across a bank where the water was shoal, with his two fins and tail showing in line above the water. Dick in the Everglades Oh yes, with a swordfish’s sword and a sawfish’s saw making a trophy on the top. The Three Brides In the "front library," where Laura entered first, were steel engravings of the style of the seventies, "whatnots" crowded with shells, Chinese coins, lacquer boxes, and the inevitable sawfish bill. The Pit The pleasant idea of the sawfish was to rip up the sleeper's silver belly. Children of the Wild But the steamer tore its way out like a savage sawfish and cleaved its heartless way, full speed ahead. The Trimmed Lamp, and other Stories of the Four Million Before they had passed out of sight of the girl, the sawfish turned around and for the first time headed for the skiff. Dick in the Everglades The interior was decorated with ferns, war implements, the skins of various animals, and last—but by no means least—the “sword” of the great sawfish I had killed in the haunted lagoon. The Adventures of Louis De Rougemont It was soon after this close shave with the sawfish that Little Sword came once more across the path of the Inkmaker. Children of the Wild And one day, as he was sleeping, or basking, some ten feet below the surface, the broad, dark form of a sawfish arose beneath him and thrust at him with his dreadful saw. Children of the Wild "Tarpon, sharks, porpoises, lots of fish, birds and enough sawfish to make a picket fence of their saws all around the coast." Dick in the Everglades |
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