Guppies and Population Growth

In the second stream, the rapid infusion of new fish almost completely eliminated pure residents—an outcome conservationists usually hope to avoid. That result suggests “a slow trickle of immigration might be preferable,” Fitzpatrick says Genetically speaking, populations of species that are separated from one another begin to diverge fairly rapidly. In as many as eight… Read More Guppies and Population Growth

edible wild plants, Naturalist


We want to conserve the world around us. Not to eliminate the footprint of mankind, but to soften it, to pause it for a moment during the hurried day to smell the wildflowers, admire the industry of the bee, and thrill to the music of the songbird. Conservation understands the vital role of the green… Read More Conservation