See if the cat has ear mites.
Camouflage, their frill umbrella, and hissing while bearing their teeth.
They defend itself by hitting the enemy with their Tail or the enemy will be Poked by the quills
it defends itself by hissing and showing its fangs to its attacker
They curl up in a ball so all their quills are out and make loud hissing noises
The Darter bird has a long, sharp, stream lined beak that it uses to catch prey and protect itself. The bird will normally make a hissing sound and then attack.
Hissing is a form of agression, commonly used when the cat is frightened and wants to present itself as dangerous to its enemy, whether it be a dog, person, or another cat.
A California sea lion protects its self by hitting the predator with its tall.
that is the sound of the refridgerent pressure equalizing itself throughout the system. it is perfectly normal.
it should after it's started
A cat will make a hissing sound when it feels that it is in any form of danger. This sound is made to warn other animals or people off.
It magnifies the sunlight hitting your lips, if you wear it by itself. If you wear it over lipstick, the lipstick will keep the sunlight away from your lips.
King cobras are able to protect themselves by putting up their hood and make a hissing sound. The cobra can also lift itself up around 6 feet to appear more threatening.