Sheep

Sheep are enemies in Crash Bandicoot Purple: Ripto's Rampage and make an appearance in Crash Tag Team Racing.

Crash Bandicoot Purple
Sheep are enemies in certain minigames where Crash must blow them up with his Fruit Bazooka before they run into a line of Nitro crates, blowing Crash up, and therefore, losing the mini game.

Crash Tag Team Racing
Sheep appear in a minigame where they must be blown up along with other animals to earn points. Sheep can also be seen on Once Upon a Tire, where they can be hit by the player.

Crash Bandicoot 4: It's About Time
Sheep appear in the background of some Flashback Tapes being experimented on in Cortex Castle. One giant sheep can be found peeking its eye through a window in Navigational Awareness.