In a new study, researchers have investigated how the endocrine-disrupting substance linuron affects reproduction in the West African clawed frog, Xenopus tropicalis. The scientists found that linuron ...

The contraceptive pill is obviously not intended for fish and frogs. However, the hormones in the pill and other pharmaceuticals that are not completely broken down in sewage treatment plants can ...

Our modern lives are drenched in chemicals, some of which can mimic hormones in our body's endocrine system. Obesity, type 2 diabetes, and some cancer rates are on the rise in humans, while sperm ...

Early studies of alligators led biologists to realize that something in the environment was affecting their reproduction. Juvenile female alligators had malformed ovaries, while males had lower than ...