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Using Birdsong to Check a River’s Health
John Zaktansky leads the Middle Susquehanna Riverkeeper Association, which is using recording devices to identify birds by sound on different parts o…
2 years, 3 months ago
Great Horned Owls Nest II
When Great Horned Owl eggs hatch, the downy owlets are the size of newborn chickens. Their mother broods them day and night. A few weeks later, the o…
2 years, 3 months ago
Giving Chimney Swifts a Place to Live
Before chimneys existed, Chimney Swifts relied on old hollow trees for nesting and roosting. They can’t perch, they can only cling to a rough vertica…
2 years, 3 months ago
Birdbaths in Winter
Does the image of a frozen birdbath bring to mind a small yellow bird with ice skates? Birds need water in all seasons, for drinking and for bathing.…
2 years, 3 months ago
Turkey Vultures on the Move
Before we see or feel spring, we often hear it first — in the testimony of a Red-winged Blackbird, the energy of a Song Sparrow, or the serenade of a…
2 years, 3 months ago
An App That Helps You Hear High-Pitched Bird Songs
For years, nature recordist Lang Elliott came up with clever ways to hear high-pitched bird songs despite his high-frequency hearing loss. Lang teame…
2 years, 3 months ago
Leaping with Sandhill Cranes
With a graceful leap, wings outstretched, Sandhill Cranes welcome the longer days. The stately cranes are courting, renewing an annual dance they per…
2 years, 3 months ago
How Noise Pollution Affects Birds
Dr. Clinton Francis is a sensory ecologist who studies how noise pollution affects birds, like this Black-headed Grosbeak. He says sounds from machin…
2 years, 3 months ago
Observe First, Photograph Second
When Day Scott teaches people how to take pictures of birds, she emphasizes observing birds carefully before picking up the camera. Sometimes that me…
2 years, 3 months ago
Birds, Berries and Germination
Some plants have evolved fruits with edible flesh that attract birds. When birds swallow the fruit, they also ingest the seeds. They transport the se…
2 years, 3 months ago