Tsukuba, Japan—In nature, flowers may share morphological features, even across distantly related species. Bilateral symmetry is one such feature found in flowers of various taxa, such as orchids and ...

Some beetles are born with an imbalance rare in nature: They only have one testicle. A new study found that three major groups of beetles, all of the carabid family, lack the usual second testicle.

Along the ocean floor lives an unusual multi-armed creature. No, not the octopus, the starfish: an animal from the echinoderm family known for its spines and bumps and, most importantly for some ...

Berkeley -- A surprisingly large number of beetles are missing one of their testes, the male gonads of insects. As far as the researchers who discovered this can tell, the insects are not in any way ...