While fish and many other aquatic animals take air directly from the water through gills, other animals find ingenious ways to drag air bubbles down from the surface or trap air around their bodies.

Blue-ringed octopuses carry a killer concoction called tetrodotoxin (TTX), a potent neurotoxin that can paralyze living things, including humans. Tetrodotoxin is most famously known from pufferfish — ...

Mudskippers may be fish, but they spend 90% of their time out of the water, walking through mud and climbing trees.

Police received a 911 call on Thursday reporting that one of the two elderly sisters living in a home on 66th Street in Mill ...

Animal rights group PETA has sued the American Kennel Club over breed standards it calls “intentionally deformed,” claiming ...

Scalloped hammerhead sharks may be holding their breath when they dive deep into frigid waters. The revelation, published today in Science, suggests that this strategy may allow the warm-water ...

Why do humans and animals have to breathe? – Tennessee, age 7, Hartford, Kentucky You need to breathe for the same reason you need to eat: It helps you make the energy your body requires.

Mitochondrial respiration is how animal cells breathe, and it was a trait thought to be shared universally among all animal life. The authors of the paper say that the parasite known as Henneguya ...

Many animals that live in water need to come up to the surface to breathe, but they can still spend impressive lengths of time submerged thanks to a few clever tricks.

PETA is suing the American Kennel Club for its breed standards, which they argue encourage the breeding of short-snouted ...