Mating ball of garter snakes caught on campus

May 9, 2019

Males employ an anoxic kiss to reduce female struggle and increase compliance The dam that forms Varsity Lake on the University of Colorado campus is solid, but nevertheless riddled with crevices that provide safe havens for western terrestrial garter snakes, Thamnophis elegans. Eager to witness the various fulminations of spring,...

sego lily

Western sego lilies reach mountain meadows to hot deserts

April 16, 2019

Colorful cup-shaped flowers likely to bloom in force after wet winter.

graduate student

Chickadee Study examines hybridization of chickadees

April 5, 2019

The Boulder Chickadee Study is a collaborative, long term effort between Kathryn Grabenstein, a PhD candidate in ecology and evolutionary biology at the University of Colorado Boulder, and her thesis advisor, Scott Taylor, to examine hybridization.


Metallic wood boring beetles utilize aspen, cottonwoods and willows

March 21, 2019

Colorado is home to 92 species of metallic wood boring beetles that share the wood boring habit and glittering iridescence.


Ballhead waterleaf flowers get help from unexpected guests

March 19, 2019

I looked around to see what was in bloom and found a native wildflower with the strange name of ballhead waterleaf, Hydrophyllum capitatum.


A plant incapable of photosynthesis but good at forming bridges

March 14, 2019

Pinedrops parasitizes the mycorrhizal fungus directly, stealing water, minerals, carbohydrates and nutrients, but supplying nothing in return. In effect, it parasitizes a mutualism after germinating in the grasp of a fungus.

Bee plant

Bee plants left their mark on Ancient Puebloan pottery

Jan. 25, 2019

As beautiful as they are, Rocky Mountain bee plants are known to be malodorous, inspiring other common names, including skunk weed and stink weed.


Brilliant coloration in American rubyspots signals male quality

Jan. 11, 2019

The rubyspot's mating system is classified as territorial defense polygyny, in which males defend a site to attract mates.


Strawberry blite emerging in wake of Cold Springs Fire

Jan. 2, 2019

A wildfire causes blight on the land, but it is surprising how quickly plants and animals that depend on them colonize the burned area.


We nearly ate turkeys to extinction a second time

Nov. 24, 2018

Multiple species of turkeys have been in America for millions of years and it is apparent that, when humans and turkeys met, we have had substantial impacts on their population sizes.