Smaller birds can fly through the gaps in power lines and bigger birds get stuck when they try to go through.
Smaller individuals are vulnerable to mongooses and birds of prey, but adults have no predators. They're just too large and dangerous.
Smaller individuals are vulnerable to mongooses and birds of prey, but adults have no predators. They're just too large and dangerous.
Some birds, like falcons, eat smaller birds, but large birds who aren't birds of prey don't
Woodland birds are smaller because they need to hide from the lare predators. Ocean birds are bigger because there are not large land predators they need to hide from near the ocean.
Polar bears, wolf packs, red foxes and humans are only real predators of the adult Arctic fox, along with large birds of prey such as snowy owls, that primarily prey on the smaller and more vulnerable Arctic fox cubs.
smaller animals tigers: large mammals alligators: fish birds mammals
A horseshoe crab eats plankton.
Crows and ravens are both large solid black birds. Crows are smaller than ravenous.
No, that would most likely be a common blackbird, not a crow. Crows are very large birds and blackbirds are smaller.
Yes, sometimes larger birds will attack smaller birds. Birds of prey often hunt small birds. Sparrowhawks take many different species, and kestrels take sparrows. However, not all large birds are predators. Turkeys are mainly vegetarian.
Some large birds are herbivores while others are not. Some large birds like flamingos dine on a diet of shrimp.
Birds avoid animals with large eyes on the front of their heads because they see them as predators. This is frightening to the bird, so they stay away. Animals with smaller eyes to the side, rather than front, are not thought of as predators by the birds.