Measuring a mere 3 inches long and weighing one-tenth of an ounce, roughly the same as a table tennis ball, the Calliope hummingbird is incredibly tiny. In fact, Eric Rasmussen, avian scientist at the ...

The Bee Hummingbird (Mellisuga helenae) is the smallest bird in the world by both length and weight, measuring only 5.5 cm (2 ...

It’s about 3 inches long and weighs as much as a penny. But a calliope hummingbird is a tough little bird. It can fly up to 5,600 miles in a year. Despite its tiny stature, the smallest bird native to ...

COLUMBUS, Ohio (WCMH) – Some of the smallest species of birds in the world known for their bright metallic feathers and the humming sound created by their wings are traveling north for the summer, and ...

For a brief but magical window in late April and early May, New Jersey becomes a crucial stopover for one of nature’s tiniest travelers: the ruby-throated hummingbird. As the only species of ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

SALT LAKE CITY — It's about 3 inches long and weighs as much as a penny. But a calliope hummingbird is a tough little bird. It can fly up to 5,600 miles in a year. Despite its tiny stature, the ...