FYI, your hedgehog is probably psychic.

I get why the cat is freaked out. Cats are ALWAYS freaked out. But why the kangaroo? Anyway, here's the jacket copy of Psychic Pets: The Secret World of Animals: 

Having studied all manner of pets from parakeets to palominos for nearly twenty years, Joseph E. Wylder has arrived at the startling conclusion that animals can and do understand our thoughts and speak to us in silent telepathic language . . . find us over hundreds of miles, act intuitively in harmony with our unexpressed desires, and even display uncanny scientific ability, such as . . . assisting our advance missile guidance systems.