The amount of sperm released decreased sharply with each mating during a single day, reducing the males' fertilization rate.

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Animals also choose their mates, sometimes with a great deal of care. Mating systems are important to understand because they reflect the result of natural selection on mate choice, and ultimately ...

When it comes to courtship, peacocks are the flamboyant artists of the animal world ... the better his chances of attracting a mate. Female peafowls, or peahens, are choosy, often selecting ...

Japanese rice fish – also known as medaka ( Oryzias latipes) – are a small, unassuming species that live wild in the ...

The marine experts at Oceana Canada explained: “In the lobster world, one large male typically dominates an area and the females line up to mate with him. “To get him in the mood, the female ...

To avoid being eaten, the male typically “jumps on top of the female, they mate in a position where he’s as far from her mouth as possible, and when they’re done, the male runs away,” says ...