Populations overwintering in Mexico may be on the decline.
The oldest known full-body impression of a flying insect was preserved in 300 million-year-old Massachusetts sandstone.
Dating can be difficult, especially for damselflies.
The creature appears to have been the first of its kind to stride on bendable, hard-covered legs.
Sweaty adults can create a pungent, mosquito-attracting odor that's unique in the animal kingdom.
Fleas are the one of animal kingdom's best jumpers, and now we know how they do it.
Hankering for grasshopper spring roll or worm burger? Some day it may come to that.
The discovery helps to explain why human embryos resemble those of animals at the early stages of life.
These insects trick spiders into thinking they're prey, but these bugs quickly turn the tables.
Individual bugs behave consistently and in their own unique ways over time and across different contexts, research finds.