Tree Squirrels of North America

For North Americans, squirrels (particularly eastern greys) are probably the most frequently encountered wildlife species. They’re everywhere, and they’re super cute. But did you know there are many more species of this charismatic critter than those most likely hanging out in your yard or local park? That’s not even counting ground squirrels or flying squirrels. And, not all of them like hanging around humans as much as eastern grey or fox squirrels. AND—get this—not all of them hoard acorns. In fact some of them don’t even eat acorns. Whaaaat!

Continue reading “Tree Squirrels of North America”

Cities’ shrinking gene pools

Looking around a city or suburb, you might think that mammals are doing pretty well. There are pizza rats and egg roll squirrels, mice in the basement, rabbits in the garden, raccoons in the garbage bins, woodchucks under the shed, deer bounding over fences, maybe some skunks skulking around the yard. Yeah, mammals have it pretty good.

Continue reading “Cities’ shrinking gene pools”

Get your glow on!

Coral reefs are truly a sight to behold. Did you know that coral depends entirely on another organism to survive? Well, it’s true– and what’s more, under stressful conditions, corals eject their symbiotic roommates. This is called coral bleaching, because they lose all their glorious colors in the process. Global warming is unfortunately causing severe bleaching events in reefs around the world, especially in the famed Great Barrier Reef.

Continue reading “Get your glow on!”

Setting the standard

Have a look outside. What organisms do you see there? (For me, some squirrels and elm trees!) Now think about all the other kinds of places those animals might live in, with different climates than where you are: somewhere way hotter, or drier, or with less pronounced seasons. What about the animals there? What are they like?

Continue reading “Setting the standard”