Blood is mostly liquid, with numerous cells and proteins suspended in it, making blood thicker than pure water. The average person has about 5 liters (more than a gallon) of blood. A liquid called plasma makes up about half of the content of blood.
Feet and Beak. Like other birds in the raptor group, owls of all species use their beaks and talons to defend themselves. An owl's feet are equipped with particularly long, sharp and curved claws, which he can dig into an adversary and use like hooks to tear and rip at flesh.wls can't always successfully defend themselves from other animals, particularly their prey. Great horned owls, for example, are often found either dead or injured as a result of would-be prey like skunks and porcupines fighting back.
The largest Great Horned Owls are the pale subarcticus subspecies birds in Canada, with males from 2.3-3.0 lbs and females 3.0-4.4 lbs. Some of the smallest are the pacificus subspecies birds in central and southern California, with males from 1.5-2.8 lbs and females 1.8-2.8 lbs.Iris is a well-fed, fairly large female.ellets â Like other owls, Great Horned Owls eat fur, feathers, and bones along with the meat and organs. And like other owls, their stomach acid isn't acidic enough to digest the bones, fur, and feathers, so they throw up pellets once a day that consist of these indigestible goodies.