Purbita Saha - Profile and Journalist Details
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Purbita Saha
Verified
Contributor, Birds and Blooms
New York
Beats
Physics , Technology, space, Climate, Wildlife, Health , Justice, Culture, Archaeology, Chemistry, Biology , Neuroscience
Gambling, Drugs, Adult entertainment
Content
By Purbita Saha| Birds and Blooms Verified The Mystery of the First Bird MigrationBirds have been migrating for hundreds of thousands of years, but did they head north or south first? According to evolutionary scientists, they probably flew from colder regions down to the tropics, then made the return trip when the world around them warmed. This would explain why the majority of modern bird species in North America migrate every spring and fall. Not all birds migrate by flying.
By Purbita Saha, Kimberly Kaufman, As a teenager, Megan White| Birds and Blooms Verified What Are Owl Pellets? A tight ball of fur and bones lies in the leaf litter under the evergreens—a telltale sign that an owl is nearby. The nocturnal raptors cough up these grisly artifacts at their roosts once a day. After snatching up a rodent or fellow bird, they swallow their prey whole, squeezing together the indigestible bits in their gizzard and discarding what’s called an “owl pellet.” Or in other words, owl puke.
By Purbita Saha, Kimberly Kaufman, As a teenager, Megan White| Birds and Blooms Verified How Birds Use Their Senses to Find FoodCourtesy Nancy BrownMale northern cardinalDoes a porcelain berry taste like a blueberry to a gray catbird? Does a block of lard smell like frying bacon to a northern flicker? The short answer is no. While some avian species do have a well-adapted sense of taste or smell, they can’t distinguish between flavors and odors the way humans can.
Company Info
Birds and Blooms