Scientists are investigating the health of spiny freshwater crayfish in habitats surrounded by large dams, growing towns, and ...

Reproduction begins with male mussels releasing sperm into the water column. Female mussels draw the sperm in and fertilization ... These lures can imitate small fish, insects and even crayfish. Some ...

Birds have a pretty diverse lunch menu, some munch on seeds and berries, while others like to supplement their diet with ...

A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.

Biologists are monitoring an Australian crayfish that surprisingly showed up in Texas, fearing it could threaten local ...

Now, researchers are discovering more in the Rio Grande Valley, where the crayfish are breeding rapidly, with each female capable of laying up to 5,000 eggs annually. It hasn't been officially ...

From multitasking myths to emotional expression, dive into how neuroscience shatters stereotypes and reveals the fascinating ...

Republican Nebraska Gov. Jim Pillen issued an executive order to impose definitions for male and female, and he is backing Kauth’s bill. The measure also would restrict transgender people’s use of ...

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Trump's executive order declares sex as "an individual's immutable biological classification as either male or female" and states that "gender identity" cannot be included in the definition of ...