migratory

"For us, the migratory phenomenon is not only a question of moral principles, solidarity and dignity, but also one of rationality," the prime minister said.

In this investigation, scientists measured concentrations of these chemicals in the tissues and diet of tree swallows, a migratory bird found throughout North America.

"We're now starting to enter the high-risk period for avian influenza and that is signalled by the movement of migratory birds," he said.

It boasts a total of 114 mammal species and attract hundreds of migratory birds including flamingos.

“Native trees also support local wildlife, specifically ones endemic to our geographical biome. Pollinators, nesting birds, migratory birds and other species rely on them.”