Bright red, tube-shaped flowers bloom in large stalk-like clusters. This shrub provides nectar around the time that ruby throated hummingbirds head back from wintering grounds, around March or April.

Ruby-throated hummingbirds are typically the size of an average hummingbird (small, usually weighing two to 20 grams) and bright green in color. Males will have a splash of red. “The males are ...

North Carolina’s most common hummingbird — the Ruby-throated hummingbird — is slated to make an appearance in a few weeks, but if you spotted a hummingbird in the last few months, it may have been a ...

The return of warmer weather brings the return of Iowa's bird population as millions of feathered friends fly north for spring.

It is definitely feeling “springy” this week as the Spring Break approaches for the area schools. I found a hummingbird flag hanging on the front porch which means those ruby-throated gems — the ...

(THE CONVERSATION) The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But have you ever wondered how they get those colors?

Rubies and emeralds have the colors they do because, like many substances, they absorb some colors of light. Most visible light, like sunlight, is composed of all the colors of the rainbow ...

Daniel Freedman, University of Wisconsin-Stout (THE CONVERSATION) The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green.