NewsBits 06- Declining cheetahs, bird migrations, and a beneficial centrifuge


Mucus is gross, right? Have you ever wondered if this “troublesome” substance has any advantages? This article investigates the advantages of snot.

One recent paper shows that cheetahs are declining in dramatic fashion. With a global population estimated at 7100 individuals, cheetahs are thought to occupy only 9% of their historical range. Not only are they threatened by range contraction, but also range fragmentation.

If you’re interested, you can find out here why a wild monkey tried to have sex with a deer. He even acted in an aggressive manner when other monkeys got close.

Bird migrations look to be well-timed with high levels of vegetation along the way. If this is true, what will be the impact of climate change on these stops? Will there still be food where the birds expect there to be food?

Why hasn’t nectar evolved to be really sweet? The answer will drive you batty. Read here.

The rusty patched bumblebee, Bombus affinis, became the first bee of any kind in the contiguous 48 states to be declared endangered. Its population had declined 87% in the last 20 years. You can read the U.S. Fish and Wildlife announcement here.

The Pioneer Cabin tree, a giant sequoia in California, fell as a result of heavy rains. It was carved out in 1880’s and instantly became a tourist attraction. See here.

And, finally, you can find out here how a researcher constructed a DIY centrifuge that will help developing countries.


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