- News Home
5 December 2013 11:26 am ,
Vol. 342 ,
Dyslexia, a learning disability that hinders reading, hasn't been associated with deficits in vision, hearing, or...
Exotic, elusive, and dangerous, snakes have fascinated humankind for millennia. They can be hard to find, yet their...
Researchers have sequenced and analyzed the first two snake genomes, which represent two evolutionary extremes. The...
Snake venoms are remarkably complex mixtures that can stun or kill prey within minutes. But more and more researchers...
At age 30, Dutch biologist Freek Vonk has built up a respectable career as a snake scientist. But in his home country,...
Since arriving on the island of Guam in the 1940s, the brown tree snake ( Boiga irregularis ) has extirpated native...
An animal rights group known as the Nonhuman Rights Project filed lawsuits in three New York courts this week in an...
Researchers have been hot on the trail of the elusive Denisovans, a type of ancient human known only by their DNA and...
- 5 December 2013 11:26 am , Vol. 342 , #6163
- About Us
10 Animals That Don't Need Halloween Costumes
30 October 2013 5:00 pm
Got a costume for Halloween? You’re not the only one. Some animals and insects wear their costumes all year round, masquerading as plants, leaves, and even other creatures to better evade predators—and to hunt their own prey. Some, like the leaf-litter toad, bark-mimicking grasshopper, and mossy leaf-tailed gecko, use cryptic coloration, coloring that conceals their shape, to blend into the background. The mimic octopus, cuttlefish, and chameleon use pigment sacs called chromatophores to rapidly change their skins according to their environment. Whatever you’re dressed as for Halloween, one thing is for sure: These creatures have you beat.