In some species of reptiles, gender is determined not by X and Y chromosomes, but rather by the temperature in the nest at a key period of development. So, as temperature warm, for the Painted turtles, that means a species that will become all female. And when that happens, the species will die out.
Vultures, yes vultures, are increasingly important to the economy and health and safety of a poor, rural area of Bulgaria. The vulture of the Eastern Rhodope Nature Reserve not only dispose of local dead animals, preventing disease, but also are a powerful tourist draw.
Researchers at Cornell conducted a five-year experiment that documented how plants evolve quickly to account for changing environmental conditions. The research explains how key features of plants, horseradish’s bite, chili pepper’s spice, is really a defense against insects.
Not only should we consider eating insects for environmental reasons; they can also be tasty. David George Gordon has just released an updated version of his Eat-A-Bug Cookbook, brimming with recipes that feature crickets, grasshoppers, ants, spiders, centipedes, and their kin. He joins host Steve Curwood from Seattle.