To know what a tropical bird is, you first have to know where the tropics are. The tropics form a band around the equator, bordered by the Tropic of Cancer in the north and the Tropic of Capricorn in ...

Every year, billions of birds undertake intrepid journeys between temperate regions in North America and their tropical wintering grounds in South America. "Birds are great indicator species of ...

Add Yahoo as a preferred source to see more of our stories on Google. When you hear about Pennsylvania, does the word “tropical” come to mind? A limpkin, a tropical wetland bird, was spotted in ...

A tropical bird that lost its way has found a safe haven in Bermuda after a journey of thousands of miles. The sighting of a white tern is the first time that the bird has been recorded in Bermuda ...

We expect tropical animals to handle a certain degree of heat, but not wild swings in temperature. That seems to be true for tropical ectotherms, or 'cold-blooded' animals such as amphibians, reptiles ...

Human-driven climate change threatens many species, including birds. Most studies on this topic focus on long-term climate trends, such as gradual rises in average temperatures or shifts in rainfall ...