Hercules beetles, as their name suggests, are immensely strong for their size
After a hornet queen lays hundreds of eggs, her workers set about feeding the larvae chewed-up prey. With tiny waists, the workers can't digest solid food
Keepers admire them, but have no illusions. Pandas are solitary creatures
A scientist at Smithsonian's Tropical Research Institute helped catalog everything known about toxins in the skins of endangered frogs and toads
The hagfish is a slime-emitting ocean-dweller that's remained unchanged for 300 million years--and it shows. It has a skull (but no spine)
Thanks to a local anesthetic in their spit, vampire bats are able to drink blood from their prey without being detected
The echidna, or spiny anteater, is a marvel of defensive self-preservation, from its impenetrable spikes to its ability to breathe through bushfires
Investigating frog tongues—and some human ones!—in the name of science
Coconut octopuses are among the most intelligent invertebrates around: They use tools, carry their shelters around for when they need them
A new species of hermit crab is named to honor her 7-year-old granddaughter Molly
While the carnivorous cravings of most flesh-eating plants are limited to small insects, one exception is the pitcher plant
The National Zoo's seal-breeding program has another gray seal pup success
A puff adder has just bitten a rat, injecting it with enough venom to finish it off. The next step is to swallow it whole
Biologists are waxing poetic about these unusual oceanic core samples found in the ears of cetaceans
A Komodo dragon's strongest sensory organ is its deeply forked tongue. It acts as a meal detector that samples the air for dead or dying animals
Gaboon vipers don't have the fastest strike in the snake world--but they don't need to be faster than other snakes, just their prey
As a nectar feeder, the lesser long-nosed bat follows the trail of cactus blooms between Mexico and the U.S.
Historically, hunting seabirds has been a distinctive feature of Nordic coastal culture. Should it still be?
A puff adder's bite can do serious damage, even to an animal with skin as thick as a rhino's. The photographic evidence we have is not pretty
Not only is the Komodo dragon the largest lizard in the world, its powerful claws, tail, and bite make it one of the deadliest
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