A critically endangered species of shark could be forced to adapt to new habitats—or face extinction—as a result of changes ...

The critically endangered whitefin swellshark, a little-known deep-sea species, faces a grim future as climate change ...

Swell sharks glow in the dark, but these animals have another impressive trick that's how they got their name.

Trichocallia delicatula, or the beautiful hairy ghost shrimp, has “tubular, hair-like” growths on the pleopods, or fan-like ...

Dolphins communicate using a sophisticated combination of clicks and whistles. Stephen Frink/The Image Bank via Getty Images ...

Saltwater crocodiles don’t shy away from sharks. Crocodiles are one of the most formidable predators on Earth and are no match for some species of sharks. Saltwater crocodiles inhabit estuaries and ...

The zebra shark (Stegostoma fasciatum) is a species of carpet shark and the sole member of the ... They change to spots once they start maturing. Australian Ghost Shark. By fir0002flagstaffotos [at] ...

Around the world, killer whales (Orcinus orca) have been observed preying on various shark species including white sharks (Carcharodon carcharias) -- as previously documented in California and ...

Great whites are the world’s largest predatory fish. Over 375 shark species have been identified, but only about 12 of those species are considered dangerous. The average shark bite can generate up to ...

Many kinds of female sharks can store sperm in their oviducal gland, he said, though scientists know relatively little about how long each species can do so. In one of the longest known cases ...

An alien bird species has landed in large parts of northern Italy, putting local wildlife at risk. The African sacred ibis is an invasive species that is thought to have invaded after it escaped ...

Predation on other shark species has been observed, and a killer whale pod reportedly attacked a white shark at Neptune Islands, off South Australia's Eyre Peninsula, in 2015. Ms Reeves said the ...