A small coral reef fish can recognize itself in a mirror. This discovery challenges long-held ideas about animal intelligence ...

Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among the largest meat-eating dinosaurs.

Earlier, where there were only clusters of fringing corals, now appeared the colorful shoals of fish.

Scientists have discovered Spinosaurus mirabilis, a 40-foot semiaquatic predator with a blade-like crest, in Niger’s Sahara, ...

At a remote and barren Sahara desert site in Niger, scientists have unearthed fossils of a new species of Spinosaurus, among the biggest of the meat-eating dinosaurs, notable for its large ...

Body shape had a clear influence on energetic demand. Deep-bodied fish, with their larger surface area, generate more ...

The findings strengthen the case that regeneration is an old trait, offering insights into how complex tissues rebuild themselves.

The oceanic whitetip shark haunts the open oceans as one of the most notorious predators, often first to shipwrecks like the USS Indianapolis, where it earned the grim nickname "sea dogs" from sailors ...

Kakapo are flightless, nocturnal parrots shaped by an island history with few mammalian predators. Males use deep booming ...

The DNR says there are only a few times and locations when it's legal to catch lake sturgeon. What anglers should know while ...

These fish typically weight between 545 and 2,205 pounds. Sunfish is closely related to the Pufferfish despite their size difference. The bumphead sunfish (Mola alexandrini) is one of the strangest ...

The bumphead sunfish (Mola alexandrini) is one of the strangest and most impressive giants in the ocean. With a flattened, disk-like body and a distinctive bulge on its head and chin, this massive ...