Is climate change just a hoax? It’s not … but why not follow Ronald Reagan’s advice and “trust but verify” by looking for evidence — pro or con — in your own backyard? If you pay attention to animals, plants and weather, you may discover that your neighborhood really is getting warmer.
Benefits of Obesity in Woodchucks
Woodchucks are called groundhogs and whistle pigs for a good reason: they spend six months gorging themselves before going into hibernation. If they don’t double their weight, they might not survive the winter. (Thanks to Chris Mayer for sharing her expertise and Ariana van den Akker for her photography.)
Lichen Partnerships
Those splotches on rocks, tree trunks and twigs? Lichens! Lichens are actually a symbiosis between two major divisions of life, neither of which is a plant. And you can find them everywhere, as long as the air is not polluted.
Birdsong Baby Babble
Songbirds aren’t born with the ability to sing proper songs. Instead, they have to listen to adults in order to learn their songs, and then they need to practice. Adult females can distinguish the perfected songs of experienced males from the “baby babble” of young birds. If you listen carefully, so can you.
Packing Leaves into Buds
How do plants pack their growing leaves inside such small buds? There are four main methods: leaves can be folded, rolled up, coiled, or pleated. The way a particular species packs its leaves has less to do leaf size or shape than with the plant’s evolutionary history.