![A group of spinner dolphin males surrounding a female, one male (upside... | Download Scientific Diagram A group of spinner dolphin males surrounding a female, one male (upside... | Download Scientific Diagram](https://www.researchgate.net/publication/291771828/figure/fig5/AS:669650782257183@1536668596261/A-group-of-spinner-dolphin-males-surrounding-a-female-one-male-upside-down-copulating.png)
A group of spinner dolphin males surrounding a female, one male (upside... | Download Scientific Diagram
![Whale and Dolphin Conservation (Deutschland) on Twitter: "#DYK how #whales reproduce? Like all #mammals they have #sex and not only do it for reproduction but also out of #joy! The record length Whale and Dolphin Conservation (Deutschland) on Twitter: "#DYK how #whales reproduce? Like all #mammals they have #sex and not only do it for reproduction but also out of #joy! The record length](https://pbs.twimg.com/media/FcMsF7dWQAA7KLv.jpg)
Whale and Dolphin Conservation (Deutschland) on Twitter: "#DYK how #whales reproduce? Like all #mammals they have #sex and not only do it for reproduction but also out of #joy! The record length
![Male dolphins have prehensile penises. They have been known to use them to grip not only female dolphins, but other things they find interesting, including divers. : r/Awwducational Male dolphins have prehensile penises. They have been known to use them to grip not only female dolphins, but other things they find interesting, including divers. : r/Awwducational](https://s-media-cache-ak0.pinimg.com/originals/f3/38/4d/f3384dbbe6ebc03d7eacb9e911c4b690.jpg)
Male dolphins have prehensile penises. They have been known to use them to grip not only female dolphins, but other things they find interesting, including divers. : r/Awwducational
![Asymmetric and Spiraled Genitalia Coevolve with Unique Lateralized Mating Behavior | Scientific Reports Asymmetric and Spiraled Genitalia Coevolve with Unique Lateralized Mating Behavior | Scientific Reports](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41598-020-60287-w/MediaObjects/41598_2020_60287_Fig2_HTML.png)