Like most bird species - they migrate to warmer areas during winter - and return to their native country in the spring.
Herons of different species are found on most continents.
Brazil
The most minescule species of bird in the world is the Bee Hummingbird of Cuba.
Crows have been proven to be the most intelligent species of bird in existence as of 2011.
There is no set 'country' with the most species of animals BUT: The most bio-diverse country is Brazil, The country with the most mammals is Indonesia, The country with the most bird species is Colombia. The oceans of the world cover 70% of the world's surface. There are vast areas of the world's oceans that are as yet unexplored. There are 'most likely' more animals in the seas than on land.
The bird species Kea is often found in the country of New Zealand. They tend to stick mostly to the highly forested and alpine regions of the country though.
bird
You can't answer this question as bird species are going extinct all the time...
Queensland
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.
No country currently has a species of hawk as its national animal. However, North Korea is the only country that has a species of hawk as its national bird, the northern goshawk (Accipiter gentilis).Indonesia's national bird is the Javan hawk-eagle (Nisaetus bartelsi); however, this bird is not generally considered a true hawk as it is not a member of the genus Accipiter.