Gentle and playful marine mammals, Florida manatees have come to represent the amazing biodiversity of Florida. With their large size, slow-moving nature, and fondness of seagrass, it's easy to see ...

From coast to coast, the American bumblebee is part of the fabric of America’s grasslands and open spaces. Described before the United States won its independence, this fuzzy bee was once the most ...

Biomass energy is made by burning living things like trees, crop residues, and other “woody biomass” to produce electricity. Like fossil fuels, biomass energy releases loads of planet-heating carbon ...

Longfin smelt were once one of the most abundant open-water fishes in the San Francisco Bay Estuary — commercially important fish, key to the Bay food web. Today the species' numbers have plummeted to ...

Between Memorial Day and Labor Day, Americans eat an average of 818 hot dogs per second. That’s a lot of meat, especially when you consider the cost to wildlife and the environment. All those hot dogs ...

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DESCRIPTION: The relict leopard frog is a small, spotted frog with an adult body length of 1.75 to 3.5 inches. The dorsal color is brown, gray, or greenish with greenish-brown spots. A glandular dorso ...

Our planet now faces a global extinction crisis never witnessed by humankind. Scientists predict that more than 1 million species are on track for extinction in the coming decades. But there’s still ...

Synthetic phosphate fertilizer poses a serious threat to our environment. Phosphate rock mining, along with the inorganic fertilizers and animal feed supplements and pesticides for which phosphate is ...

Bluefin tuna are an ocean-going fish that grow up to 10 feet long and can weigh as much as 1,200 pounds. Unlike almost all fish, bluefin tuna are warm-blooded and able to regulate their body ...

After Hurricane Andrew ripped through South Florida in 1992, the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up ...

DESCRIPTION: Steelhead can reach up to 35 pounds in weight, though average size on the central California coast is generally smaller. Steelhead are usually dark olive in color, shading to silvery ...