First, let's distinguish between venomous and toxic, instead of "poisonous." Venomous animals use a special chemical to kill or subdue prey, while toxic animal have some chemical that makes predators sick, although they may die from it. The first is offensive, the second, defensive.
There are no venomous birds. Raptors rely on beaks and talons. There is one bird, the hooded pitohui, which may be considered toxic, since its diet includes a toxic beetle it's learned to tolerate. The toxin passes into its feathers and makes the bird seriously untasty.
Harpy eagles have no predators.
With there feet to help them catch their food and eyesight to find food and their nest.
How Many Eagles does a harpy eagle have ? They have about 3 eggs every time they hatch eggs.
3 people die by harpy eagles every year.
no
Yes
harpy eagles
No they are Carnivores.
humans
At night
Yes.
Golden Eagles and Harpy Eagles.