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Female dolphins evolved protective vaginas to stop unwanted males mating with them | The Independent | The Independent
Peppermint Narwhal Creative - Ever wonder how to tell a male from a female in various species? Well, we have created a new series called Sex-Determining, where we will help point some
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1 A female dusky dolphin (left) engages in a high headfirst reentry... | Download Scientific Diagram
![Yokohama, Japan. 6th June, 2016. Male and female Commerson's piebald dolphins, known as panda dolphins, swim together at a large fish tank at the Hakkeijima Sea Paradise aquarium in Yokohama, suburban Tokyo Yokohama, Japan. 6th June, 2016. Male and female Commerson's piebald dolphins, known as panda dolphins, swim together at a large fish tank at the Hakkeijima Sea Paradise aquarium in Yokohama, suburban Tokyo](https://c8.alamy.com/comp/G31WC1/yokohama-japan-6th-june-2016-male-and-female-commersons-piebald-dolphins-G31WC1.jpg)