Much like human babies and toddlers, small kittens will often make vocal sounds, similar to a child crying, especially during the first few nights after taking them in, as they adapt to the new place.

‌Cri-du-chat syndrome, also known as cat's cry syndrome and 5p- syndrome, is a genetic condition that causes infants to let out a high-pitched cry that sounds similar to that of a cat crying.

“A short, high-pitched meow is your cat’s way of saying hello to you,” says Rubin. She adds that several of these meows strung together could mean “I’m so happy to see you!” or even “Hey, let’s play!” ...