No bird is large enough to pick up a deer. Most adult deer weigh from 80-150+lbs.
Owls are not known to attack large dogs. They typically prey on smaller animals like rodents and birds. However, if an owl feels threatened or if a dog gets too close to their nest, they may try to defend themselves by swooping down or making loud noises. It is rare for an owl to attack a large dog unless provoked.
Birds need their beaks to obtain prey and defend themselves.
A large beige towel
They form large groups for protection.
I don't think they have a way of protecting themselves. They are usually eaten by whales anyways and there isn't much protection from a whale if you are as small as krill. They can protect themselves but not against whales. They protect themselves by traveling in large numbers.
people can protect themselves by staying awwy from large buildings
The weaver birds build their nests in large colonies, and are ball shaped, with the opening to the nest at the bottom.
they stay in large groups so they can defend in large numbers.
Flamingos protect themselves by pecking predators with its beak. Flamingos also stay in large groups to avoid and confuse predators.
In the first place they protect themselves from dehydration by having a minimum surface to dry out from. they store a large water reserve for dry periods. they are unpleasant to taste and have spikes or needles that make them painful to eat.
Chitons are a type of marine mollusk. They protect themselves with their large and durable shells, which cover most of their body.
African elephants protect themselves from threats by traveling in groups for safety, communicating using infrasound to warn of danger, and relying on their large size and strength to deter predators. Additionally, they may use their tusks and trunk to defend themselves if necessary.