You can’t live inside walls, under sinks, or get inside a dumpster…
You have an innate need to cross six-lane highways.
An apex-predator has been introduced into your ecosystem and, besides eating apexes, it also eats everything that you eat plus you and your friends.
A real estate agent says, “And, this is where the pool will be” and he’s pointing at the tree you are living in.
Your favorite food no longer grows due to climate change, but that’s okay because it never would’ve survived the forest fires, anyway.
You aren’t cute or interesting enough for our world’s zoos to want to breed more of you…
You’ve dropped three levels in the food chain.
Someone has discovered how delicious you are.
Your natural habitat is a super-fund site.
The northern-most point of your migration route has the consistency of a daiquiri…