The Raptors on Instagram: "Spock is chatting up a storm! 💬 Great Horned Owls use their hoots to establish territory. During breeding season (which we are soon entering for these owls!), mated pairs will often call back and forth to one another. Fun fact: the female Great Horned Owl has a noticeably higher-pitched hoot than the male! #islandraptors #greathornedowl #birdsofprey #birdsofinstagram #owlsofinstagram"