Month: March 2012
Pulse of the Planet Daily Audio
Science Diary: Acoustical Ecology – Sounds
How healthy is an ecosystem? Shh! Just listen, and you’ll have some idea.
March 29, 2012Narwhal – Evolution
The narwhal, with its inside-out, eight-foot long tooth, doesn’t just look odd; it is a genuine evolutionary anomaly.
March 28, 2012Narwhals – Tusking
Tooth cleaning or a nuzzle? Well, maybe both! It’s the tusking behavior of the narwhal.
March 27, 2012Narwhal – Dance of a Thousand Whales
Ever been on a crowded elevator? Uncomfortable, yes, but imagine doing it with an 8 foot tusk. Welcome to the world of the narwhal.
March 26, 2012Narwhal Tusks – Inside Out
Teeth are ideally strong, hard, and pearly white, right? Not for the narwhal and its inside out tusk.
March 23, 2012Signature Sounds – 5
Signature Sound: Even in the barren arctic, there are unmistakable sounds you won’t hear anywhere else.
March 22, 2012Signature Sounds – 4
Signature Sound: When we hear the peepers for the first time each year, we smile because we know that winter is over and spring is finally here.
March 21, 2012Signature Sounds – 3
Signature Sounds: The sound of steaming milk in a coffee shop, the baggage cart horn in an airport, a specific place wouldn’t be quite the same without it’s signature sound.
March 20, 2012Signature Sounds – 2
Signature Sounds: Tell us what sounds make your house a home.
March 19, 2012Signature Sounds
Signature Sounds: Can a home, city or country be defined by a certain sound?
March 16, 2012Narwhal Tusks – Sensitivity
How does a whale say ‘ouch’? Scientists studying the narwhal’s unusual tusk-like tooth try to tackle that problem.
March 15, 2012Narwhal Tusks- Tubes
Tender teeth hurt, so why would an animal swimming in frigid waters have an 8-foot long sensitive tooth?
March 14, 2012Narwhal Tusks – Legends
With its long tusk-like tooth and mottled coloration, the Narwhal has intrigued sailors and royalty alike and may have been the inspiration for the Unicorn.
March 13, 2012Narwhal Tusks – Big Tooth
A fifteen-foot whale with an 8 foot-long tusk may sound like another fish story, but it’s not!
March 12, 2012Koukery Fertility Festival: History
Bulgarian villagers supposedly locked up the local priests for a day to carry on with the celebration of Koukery.
March 9, 2012Science Diary: Acoustical Ecology – Spring Peeper
How do frogs react as a motorcycle cruises past their wetland habitat?
March 8, 2012Hummingbirds – Brain Structure
The brain structure of hummingbirds has given researchers something to think about.
March 7, 2012Hummingbirds – Brain Size Doesn’t Matter
Understanding the cerebral activity of hummingbirds may lead researchers to resolve human language disorders.
March 6, 2012Hummingbirds – Imitative Songs
Hummingbirds are tiny virtuosos of the animal kingdom.
March 5, 2012Red Squirrel: Sweet Treat
Red Squirrels may be nature’s original harvesters of Maple sugar.
March 2, 2012Science Diary: Frogs – Toad Muster
In Australia, Cane Toads are an invasive species whose toxic skin kills would-be predators. One community is striking back with the help of a toad-sniffing canine.
March 1, 2012Science Diary: Frogs – New Discoveries
Undiscovered species may be living in a neighborhood near you. But when and where to look for them?