Track warm-blooded prey, even in complete darkness. Strike with pinpoint accuracy, even if they can’t physically see their target. Detect predators or threats, giving them an edge in survival. This ...

Secondly, for animals to hold their breath, they need lungs, said John Spicer, a marine zoologist at the University of Plymouth in the U.K. "Holding breath only applies to animals with lungs and ...

Ectotherms for the win While whales triumph as the longest-diving mammals and endotherms, or warm-blooded animals, big ectotherms have registered the longest-lasting dives of any species.

The megalodon, great white shark and mako shark are not the only warm-blooded marine animals. Others include aquatic mammals such as whales, dolphins, seals, sea lions, walruses and manatees.

From poison ivy to chiggers and coyotes, here are the hazardous plants, insects and animals to watch out for — and what to do if you see them in Iowa.

Enterococci are bacteria that live in the intestinal tracts of warm-blooded animals, including humans, and therefore indicate possible contamination of surface waters by fecal waste, according to ...