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Category Archives: Sex determination
Bird brain: differences in male and female manakin brains
A large part of sexual selection research is understanding what makes boys different from girls, and why those differences exist in the first place. I recently wrote a post about how female golden-collared manakins prefer acrobatic males. A new research … Continue reading
Unwanted sex change: atrazine turns male frogs into females
Chemicals in the environment can affect whether some animals develop as males or females. Atrazine, a pesticide commonly found in ground water, can turn boy frogs into girls. It does this by decreasing male hormones and increasing the female hormone … Continue reading
Posted in Sex determination
Tagged atrazine, drinking water contamination, feminization, frogs
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