The ruby-throated humming bird beats its wings 53 times per second. Because of this speed, they appear to be able to hover in the air.
Hummingbirds get their name from the humming sound that their wings make when they are flapping. They move so quickly that each individual flap is not distinguishable. Instead, a steady hum is heard, similar to an insect.
They live on the ...
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The Great Horned Owl dines on skunk, is often mobbed by crows, and has a 57 inch wingspan. They often hunt animals larger than themselves but will also hunt small animals and insects such as mice, frogs, and scorpions.
It is one of the most common owls in North America. They live in deserts, wetlands, forests, backyards, grasslands, and big cities. They can be found anywhere between ...
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The Golden-Crowned Kinglet is known for its white ring around its eye, with a dark bar through the center. They are a very small songbird.
The Golden-crowned Kinglet is a well-known bird through the United States and most of Canada. During the winter months, they migrate south to Texas, Mexico, and South Florida. These birds migrate in large groups and return in the spring to the same ...
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The Grey Catbird is a member of the mimid family and is named after its very distinguishable cat-like calls. They are easy to distinguish from the mockingbird. Mockingbirds tend to sing their “song” in groups of 4. They are hight pitched and sound as if they are singing a song. The Grey Catbird only vocalizes one at a time and has a lower, raspy sounding call.
The Grey ...
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Frogs get most of their water by absorbing it through their skin. They also rely on getting oxygen (in addition to what they breathe in the air) from the water, through their skin.
A frog’s skin is its most important organ. Sometimes frogs seem to be slimy. This is a mucus that they secrete to keep their skin moist and healthy. Even with slimy skin, you’ll always find ...
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Frogs go through a complete metamorphosis, which has four stages: egg, tadpole, froglet, and frog. During these stages, the frog goes from living in the water to living on the land. Frogs start as eggs that float on the surface of the water. These clusters of eggs are called “egg masses”. A frog can lay up to 4,000 eggs at one time.
The next stage is the tadpole stage. ...
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Frogs are amphibians that are known for their great jumping abilities. They are one of the very few amphibians that can jump. Frogs have large, muscular back legs that allow them to jump great distances. However, it’s not just the amount of muscle that allows them to jump so far.
Before the frog makes its leap, the muscle shortens, transferring energy into the tendons. When it ...
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Alpacas have a life expectancy of about 20 years. Females reach breeding age at about 18-24 months old. Males are not potent (ready to breed) until they're at least 24 months old. When in good health, females will breed their entire lives (with a break every few years for recovery). When born, alpacas weight about 15-18 pounds. They are nursed from their mothers until they are about 6 months ...
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Alpacas have been domesticated for about 6,000 years. The Moche people of Peru have been using alpacas in their art for thousands of years. There are no known wild alpacas; all breeds are domesticated.
Alpacas are too small to be used as pack animals (like their relatives, the llama and camel). They are primarily bred for their soft fiber (fur) and their meat. The Andean inhabitants ...
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The Triceratops was a pretty intimidating looking dinosaur. It ranged from 25 to 30 feet long, nearly 10 feet tall and could be up to 26,000 pounds. The Triceratops also had those menacing looking horns protruding from its large head. However, the Triceratops wasn’t running around eating other dinosaurs and keeping the scent of rotting flesh on its breath like the Tyrannosaurus Rex ...
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