It is a keystone species
There are a number of geese species that are found in Portugal. These include the bean goose, the pink-footed goose, the white-fronted goose, the greylag goose, the snow goose, as well as the Brent goose.
It is believed the snow goose was first spotted back in the 1700's. They are not considered an extinct species, as they have grown over 300% since the 1970's.
The Sage Grouse is considered a keystone species.
Bats are not a species, they belong to the order Chiroptera. Some species of bat are endangered, but not all. Bats as a whole are not endangered.
In an ecosystem, a large number of species are dependent of one species of bird. This species of bird is an example of a keystone species.
A large number of species are usually dependent on the Keystone species. The Keystone species usually regulates the abundance of the other species.
The American alligator, gray wolf and gopher tortoise are all examples of keystone species. The loss of a keystone species will upset the balance of an ecosystem.
How do snow goose protect themselves
There are multiple keystone species that live in the tropical rainforests. A couple of these species are cassowaries and agoutis.
The Snow Goose - album - was created in 1975-04.
Yes, the snow goose is diurnal (active during the day)