![Sea Otters Demonstrate that There Is More to Muscle than Just Movement--It Can Also Bring the Heat | The Scientist Magazine® Sea Otters Demonstrate that There Is More to Muscle than Just Movement--It Can Also Bring the Heat | The Scientist Magazine®](https://cdn.the-scientist.com/assets/articleNo/69520/aImg/44554/otter-eating-metabolism-800-l.jpg)
Sea Otters Demonstrate that There Is More to Muscle than Just Movement--It Can Also Bring the Heat | The Scientist Magazine®
![While river otters usually mate for life, sea otters are polygamous, and their mating ritual is so rough that it was found responsible for 11% of all fresh southern sea otters deaths While river otters usually mate for life, sea otters are polygamous, and their mating ritual is so rough that it was found responsible for 11% of all fresh southern sea otters deaths](https://i.redd.it/oyrtc6hf4xl01.jpg)
While river otters usually mate for life, sea otters are polygamous, and their mating ritual is so rough that it was found responsible for 11% of all fresh southern sea otters deaths
![Otter may copulate with baby seals if he can't find a mate. It has been seen to carry on for up to 7 days even after the death of the baby seal. : Otter may copulate with baby seals if he can't find a mate. It has been seen to carry on for up to 7 days even after the death of the baby seal. :](https://i.redd.it/m02labu826mb1.jpg)