This video explores the extraordinary phenomenon in which certain male animals transition into egg-laying females. It explains how hormonal shifts, social cues, and environmental conditions push these ...

One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet ...

Seals give birth only when conditions are right. After mating, a female seal can delay implantation of the embryo in the ...

Some ants thrive by choosing numbers over strength. Instead of heavily protecting each worker, they invest fewer resources in ...

This useful study provides a systematic and solid comparison of sex-biased enteroendocrine peptide expression, including AstC and Tk, to show that these peptides contribute to female-biased fat ...