Support
Subscribe
Subscribe to BirdNote

Sign up to receive a weekly email preview of the following week's shows!

Sign Up
Support BirdNote

Help BirdNote tell more stories, reach more people, and inspire action.

DONATE

science

Voices and Vocabularies - Exquisite Thrush Songs

Some believe the song of the Wood Thrush to be the most beautiful bird song in North America. Others select the song of the Hermit Thrush. Still others name the singing of the Swainson’s Thrush. How do thrushes like this Veery create such fine music? The answer is that the birds have a double... read more »

RELATED
Topics & Themes:  ornithology, science, sound, vocalization

In the Field with Wildlife Biologist, Dan Varland

From 1949 to the 1970s, tons of DDT were discharged into ocean waters off the Southern California coast. Even now, decades later, California sea lions that have eaten pesticide-laden prey migrate north as far as British Columbia. Some die and wash up on the beaches of Washington State. There they... read more »

RELATED
Topics & Themes:  environmental champion, science

Monitoring the Health of Coastal Raptors

Since 1995, biologist Dan Varland, Executive Director of Coastal Raptors, has been monitoring the health of raptors on the Washington coast, where Peregrine Falcons stoop on shorebirds feeding along the tideline. He’s looking for mercury and DDT in the birds’ blood systems. Though it has been... read more »

RELATED
Topics & Themes:  environmental champion, science

Voices and Vocabularies - How Birds Sing So Loudly

When a Carolina Wren like this one sings, something remarkable happens. These birds can sing so loudly that you almost have to shout to be heard over their songs!How can a bird like a Carolina Wren – at just 5½ inches long and weighing only as much as four nickels – produce so much sound? The... read more »

RELATED

Denver Holt - It's About People

When Denver Holt began his owl research 30 years ago, he was focused on disseminating his findings to the scientific community. Today, he believes that sharing information with both wildlife managers and citizens will make an important difference for owls – including this Long-eared Owl. “In... read more »

RELATED
Topics & Themes:  environmental champion, science

Biomimicry - Japanese Trains Mimic Kingfisher

High-speed passenger trains in Japan were once a real headache, because their engineering caused a "tunnel boom," a huge boom created by air being pushed out of the tunnel ahead of a train. But the chief engineer for the West Japan Railway Company was a birder, and he’d seen Eurasian... read more »

RELATED
Topics & Themes:  science

California Clapper Rail Study by the USGS

Book researcher, freelance writer, and photographer Ingrid Taylar was on hand in January 2009, when a US Geological Survey team from the Western Ecological Research Center arrived to band and radio-tag the remaining thousand or so California Clapper Rails in the Bay Area. Here's her story. read more »

RELATED
Topics & Themes:  science

Protecting Birds from Wind Power

Birds take advantage of windy ridges and other land-forms that create thermals and updrafts to carry them on their migrations. These same windy locations recommend themselves for wind-power turbines. It’s a tricky problem: On one hand, a Department of Energy report calls for the US to generate 20... read more »

RELATED
Topics & Themes:  science

Migration Routes Evolve

Why do birds consistently follow certain routes in their migrations? Pathways of migration evolved, shaped by the wind. During the height of the last ice age, ice-free breeding habitat for songbirds remained in what is now Alaska and parts of Western Canada. Studies of fossil pollen show that... read more »

RELATED
Topics & Themes:  migration, science

A Northern Gannet Meets Superstorm Sandy

Here's a remarkable story about a bird that survived Superstorm Sandy. A Northern Gannet was flying over the Atlantic Ocean near New Jersey’s south shore, just as Sandy reached the coast there. Coincidentally, the gannet wore a tiny GPS transmitter on a tail-feather, so scientists were able to... read more »

RELATED
Topics & Themes:  science

Pages

Home
Shows
Galleries
More