Related topics: females · sperm

The new plan for destroying invasive pythons

Male pythons surgically implanted with inch-long radio transmitters that are then tracked by plane every two weeks. The hope is the male will lead to a female.

Evolution of the Y chromosome in great apes deciphered

New analysis of the DNA sequence of the male-specific Y chromosomes from all living species of the great ape family helps to clarify our understanding of how this enigmatic chromosome evolved. A clearer picture of the evolution ...

Biology blurs line between sexes, behaviors

Biological sex is typically understood in binary terms: male and female. However, there are many examples of animals that are able to modify sex-typical biological and behavioral features and even change sex. A new study, ...

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