• Our planet is in the middle of a mass extinction — the sixth time in Earth’s history that animal and plant species are disappearing in enormous numbers.
• Amphibians, particularly frogs, are among the hardest hit by this extinction crisis, as are insects and reptiles.
• At least 2,000 species of amphibian are in danger of extinction, according to a recent study. A report from the United Nations confirmed that 40% of amphibian species are threatened.
• Here are photos of 15 endangered frogs, geckos, and snakes that might soon disappear.
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Human activity has killed off 680 mammal, bird, reptile, amphibian, and fish species since the 1500s. As much as half of the total number of animal individuals that once shared the planet with us are already gone.

That death toll is likely to rise…