In the squirrel world, prime real estate is determined by previous owner, study reveals

Source: Science Daily

Researchers found that if a squirrel inherits territory from a male rather than a female, it will have about 1,300 more cones in its midden. This stored energy will keep the squirrel alive an extra 17 days. For females it means she will enough food to breed earlier, resulting in her offspring leaving the nest earlier. This shows how the behavior of a complete stranger can impact the genetic contribution of another.

https://www.sciencedaily.com/releases/2019/02/190213132157.htm