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Tracking bird migration with radio-based technology
The red knot is one of some 350 North American bird species that migrate. Getty This article was originally featured on Undark. Twice each year, members of a subspecies of red knots—salmon-colored...
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African penguins may tell each other apart by the spots in their plumage
A few members of the Zoomarine Italia penguin colony. The unique ventral dot patterns are visible on each penguin's chest. Cristina Pilenga/Animal Behaviour (2023) The assortment of black dots that...
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A critically endangered Sumatran rhino named Delilah welcomes first calf
The new arrival is the fifth calf born at the Way Kambas Sanctuary and second in 2023. Indonesian Ministry of Environment and Forestry On November 25, a healthy male Sumatran rhinoceros was born at a...
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Female Taricha newts are more poisonous than males
California newts are endemic to California. They live through the coast and coast range mountains from Mendocino County to San Diego County. Adam Clause/University of Georgia The newts of the genus...
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All the fish we cannot see
Fish of the mesopelagic zone, where little to no light penetrates, can be outlandish. Getty This article was originally featured on Hakai Magazine, an online publication about science and society in...
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A legendary Vangunu giant rat was finally caught on camera
The Vangunu giant rat is the first new species of rodent described from Solomon Islands in over 80 years. Tyrone Lavery. Scientists on the South Pacific island of Vangunu have taken pictures of a...
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Go (virtually) adopt an axolotl, the ‘Peter Pan’ of amphibians
Axolotls are sometimes called the ‘Peter Pan of amphibians’ since they do not go through a traditional metamorphosis and keep larval traits like their signature gills. Deposit Photos Now’s the...
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Watch this eel robot effortlessly glide underwater
Elongated anguilliform swimmers, like eels, demonstrate exceptional swimming efficiency during their migration period, travelling thousands of kilometres without feeding. To explore and decompose this...
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Tracing the crocodiles’ curious evolutionary family tree
Poposaurus comes from a group of extinct relatives of the crocodile known as Poposauroidea. Jagged Fang Designs Crocodiles are some of the most fierce ambush-predators in the world. There are only 24...
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Watch the mucus-filled, synchronized mating dance of bioluminescent ‘sea...
The males of a species of bioluminescent ostracod called the entraining grassbed downer use their glow and synchronized dance to attract mates. Presley Adamson and Christy Chamberlain / Monterey Bay...
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Fossil first identified as plant is actually a baby turtle
The fossil first described in 2003 was originally interpreted to be a plant. Researchers have now discovered that it is the inside of the shell of a baby turtle. Fabiany Herrera and Héctor...
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‘Forever chemicals’ found in freshwater fish, yet most states don’t warn...
“PFAS in freshwater fish is at such a concentration that for anyone consuming, even infrequently, it would likely be their major source of exposure over the course of the year.". DepositPhotos This...
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Releasing pet goldfish into the wild has serious consequences
A 14-inch goldfish removed from the Niagara River. USFWS The Great Lakes are facing invasive species that originated in homes across the United States. Common goldfish (Carassius auratus) released...
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Rare bird with half male and half female plumage photographed in Colombia
Green honeycreepers are found in humid forests from Mexico south towards Brazil and eat fruit, arthropods, and plant nectar. John Murillo A zoologist from the University of Otago in New Zealand...
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Arctic seals have special noses
A bearded seal swimming in Arctic waters in Svalbard, Norway. Their name comes from the long and sensitive facial whiskers that they use to find food. Sergio Pitamitz /VWPics/Universal Images Group...
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Reindeer can see UV light—and we may know why
Reindeer from Britain’s only reindeer herd at The Cairngorms National Park in Scotland. The animals were introduced to Scotland in 1952 by Swedish Sami reindeer herder, Mikel Utsi. Jeff J....
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Lessons from Lake Tanganyika’s scale eating fish
Perissodus microlepis. Henrik Kusche - Axel Meyer Collection Konstanz This article was originally featured on MIT Press. This article is adapted from Jeffrey McKinnon’s book “Our Ancient Lakes.“...
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Why scientists are studying aardvarks’ poop
An aardvark sniffing around grasslands. The mammals eat termites and ants and build underground burrows that other animals use for shelter. Peter Buss Aardvarks (Orycteropus afer) are a crucial part...
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This tiny ‘leaf-nester’ is the smallest known fanged frog
This tiny new species of fanged frog only weighs as much as a dime, but uses its small fangs to eat shelled organisms. Sean Reilly Frogs are well known for their sticky, whip-like tongues, lumpy...
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Five new species of soft-furred hedgehogs have been identified
Hylomys dorsalis seen in the wild on Fraser’s Hill, Pahang, Malaysia. Quentin Martinez, www.quentinmartinez.fr, all rights reserved. The hedgehog family tree is ending 2023 by getting a few more...
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