Endangered or critically endangered.
Extinction.
They are forest dwelling animals and if they live in the trees themselves the term applied is arboreal.
No preening is a grooming term usually applied to animals..
hot dog
No.
The colloquial term "in heat" (meaning estrus) is an adjective applied to female animals.
The term 'choke out' means to replace, supersede, deny, or prevent the action. The term is applied to animals, plants, or institutions that lose their environmental focus.
After Extinct, the next IUCN category is "Extinct in the Wild," which is then followed by "Critically Endangered."
The term for animals that follow each other is "gregarious." It refers to animals that live in groups and exhibit social behavior by following or staying close to one another.
The term "humpback" applied to whales or other animals is one word. The corresponding human term (rarely used today) is "hunchback."
extinction
Extinction.