
Natural Selections: "Couch potato" bass evolving in response to human predation
(Oct 21, 2021) The pressure to keep billions of humans fed can have a transformative impact on amimal populations. Overharvesting that targe...
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Conversations about the natural world with Dr. Curt Stager and Martha Foley, from member-supported North Country Public Radio.

(Oct 21, 2021) The pressure to keep billions of humans fed can have a transformative impact on amimal populations. Overharvesting that targe...

(Oct 14, 2021) Keratin, the substance wool, hair, and feathers are made from, makes a pretty thin diet, but the clothes moth has been doggin...

(Oct 7, 2021) Of all the places a cat can hang out, why do do many of them want to hang out in boxes? According to researchers, cats that sp...

(Sep 30, 2021) Martha Foley has never succeeded in keeping a nature journal long-term, but Curt Stager finds them invaluable in his work. He...

(Sep 23, 2021) Humans, birds, and whales are not the only creatures who can sing. Martha Foley and Dr. Curt Stager discuss recent research t...

(Sep 16, 2021) We tend to think that dogs do this, and that cats do that. We think animal species have a recognizable set of behaviors that...

(Sep 9, 2021) The complex web of species interaction is full of odd associations. Stocking a lake with fish cuts down on dragonflies, which...

(Sep 2, 2021) Martha Foley? - not a fan of bugs. And Curt Stager took a course on them to steady his own reactions. The Natural Selections t...

(Aug 26, 2021) All creatures breathe in some fashion, but how the job gets done has changed from fish to amphibian to reptile to mammal. Cur...

(Aug 19, 2021) The ubiquitous bird of cities and towns was designed for a different environment. The pigeon's distinctive style of flig...

(Aug 12, 2021) Pigeons and doves, both domestic and feral, are the same species. Today's urban environment mimics their original favore...

(Aug 5, 2021) The Northern Flicker is one of the most recognizable birds. This distinctly-marked member of the woodpecker family, instead of...

(Jul 29, 2021) Animals that resemble each other may not be closely related. Sometimes the setting shapes their bodies more than their ancest...

(Jul 22, 2021) The big marine herbivore, the manatee, is thought by some to be the origin of mermaid legends, but it's not closely rela...

(Jul 15, 2021) Lake trout require a lot of cold, oxygenated water to survive. Lakes in the Adirondacks of upstate New York are at the southe...

(Jul 8, 2021) Researchers have found that variations in the wingspan of cliff swallows has a measurable impact on their survival in a human-...

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(May 27, 2021) A coral reef is kind of like Manhattan, a huge number of mouths to feed in a packed parcel of real estate. A reef doesn'...

(May 20, 2021)

(May 13, 2021) Few creatures move with more grace than deer. Martha Foley compares them to ballerinas. Curt Stager says there's a reaso...

(May 6, 2021)

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(Apr 15, 2021) Curt Stager has his students start the semester by picking out a "pet rock." At the end of term, they have to tell the story...

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(Mar 25, 2021)

(Mar 18, 2021) You can get the sugar out of a lot of trees, but there's something special about the sugar maple. Its trunk is highly ef...

(Mar 11, 2021)

(Mar 4, 2021) Martha Foley and Dr. Curt Stager discuss cosmic rays. While many people may think cosmic rays only affect astronauts or satell...

(Feb 25, 2021)

(Feb 18, 2021)

(Feb 11, 2021) In general, plants make food from sunlight, and animals fuel themselves by "burning" oxygen. But some animals think outside t...

(Feb 4, 2021) "In the case of the voles and the shrews, they'll actually shrink their total body mass down, so there's less body t...

(Jan 28, 2021) It's the reason opposites attract and doorknobs shock, why lightning strikes, and the way bumblebees find the sweet spot...

(Jan 21, 2021) What is a flame? Why is it shaped like that? How does it keep going? Martha Foley and Dr. Curt Stager answer some burning que...

(Jan 14, 2021) Dr. Curt Stager tries once again to answer the classic child's question. It is a poser that was worthy of Einstein'...

(Jan 7, 2021) The differing qualities of snow can determine the safety of structures, the back strain of shovelers and the danger of avalanc...

(Dec 31, 2020) Since our bodies replace most cells over a period of a few years, it raises the question "Is any part of us original equipmen...

(Dec 24, 2020) Rarely seen during the day, flying squirrels don't actually fly, but use flaps of skin that connect their fore and hind...

(Dec 10, 2020) Snowy owls are normally a rare sight in North Country. Their usual range is in the Arctic north. But a few years ago, a large...

(Dec 3, 2020) Unlike frogs, turtles don't hibernate through the winter. In fact, sometimes you can see snappers and other species movin...

(Nov 26, 2020) Martha Foley and Curt Stager talk about ochre. It’s more than just a color in the Crayola box.

(Nov 19, 2020) In the second in our series about the biological marketplace, Martha Foley and Dr. Curt Stager look into the beehive. Althoug...

(Nov 12, 2020) Symbiotes are species that must collaborate with another to survive. But some partners are more equal than others. Martha Fol...

(Nov 5, 2020) Horns and antlers are more than different variations on animal head gear. Antlers are temporary and contain no actual bone. Ho...

(Oct 22, 2020) In Song of Myself, Whitman says, "For every atom belonging to me as good belongs to you."