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Posts tagged biologists

February 26, 2014

 

A group of bighorn sheep stand in the snowy mountains

Banging Heads!

While we humans get concussions pretty easily, bighorn sheep slam their heads into each other all the time without ill affects. How is this possible?

August 22, 2012

 

a lily on the water at night

The Nightlife Of Plants

A plant's nightlife may not include dining and dancing, but it does play an important role in its flowering season.

May 22, 2012

 

Zebra Mussels on the pilon of a bridge

Bioinvasion: The Ultimate Threat To Our Ecosystem

Exactly how much are we damaging the environment when we put up new buildings and expand our cities?

September 22, 2009

 

Balsam fir forest in winter

Food Chain Regulation

New research suggests that animal populations can actually decipher the amount of plant life in that particular area.

November 21, 2006

 

a puerto rican coqui frog sitting on a leaf

Plague of Frogs

Find out what is keeping Hawaiian residents and vacations up until the croak of dawn.

December 2, 2005

 

Get the Drift

We’ve discussed before how endangered species are at risk from the increased likelihood of inbreeding, which leads to unhealthy offspring. There’s another danger to letting the numbers of animals in a given species become too low. It’s called genetic drift. Learn more on this Moment of Science.

August 25, 2005

 

Eat Thy Neighbor

Have you ever wondered why cannibalism isn’t more popular? Just think about it, each animal is made of a complex variety of chemical ingredients. As an animal, we can either try to assemble these ingredients haphazardly, eating other animals and plants and hoping these assorted meals will add up to exactly what we need. Or we can get all our essential nutrients in one complete package by dining on our next-door neighbor! Learn more on this Moment of Science.

July 14, 2005

 

A Giant Cell

You might remember seeing single-cell organisms under a microscope in biology class, and perhaps you remember them as rather boring blobs. Life got much more interesting and complex when the cells joined together to become animals or plants. Most people, biologists as well as you and I, think of cells primarily as building blocks of more complicated organisms. Learn more on this Moment of Science.

November 17, 2003

 

Conan the Bacterium

A global nuclear war--heaven forbid--would end the life of most everything on the planet. But this organism would live on.

October 8, 2003

 

Why Dogs Bark

Have you ever wondered why dogs bark? Find out on this Moment of Science.

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