Since there is not unlimited trees to make nest in, I'd say they do compete for shelter.
no
Deer compete for food, water, territory, mates and shelter.
food and shelter of duck
Nest
Seals shelter around sand dunes and on rocky beaches. They neither build a shelter, not burrow for shelter.
organisms compete for shelter
Kiwi dig burrows and dens for shelter.
eachother. dodos used themselves as shelter.
They compete for air- to breath, water- to drink, and shelter.
no they look for shelter
Birds typically build their own nests for shelter, but some species may use abandoned nests from other birds.
The Gila monster has to compete for its food with a variety of animals. Because they eat things like lizards, frogs, and small mammals, they have to compete for food with animals like coyotes and birds of prey.