Helping Migratory Birds While We Drink Our Coffee
The Andean mountains of Colombia, my homeland, are home to the world’s highest diversity of birds and are a major coffee-producing region.
Is Intensive Agriculture Reducing Mourning Dove Reproduction in the Eastern U.S.?
Populations of some common bird species, including the familiar Mourning Dove, have been on the decline for decades in North America.
Is the Darién Region of Colombia a Migratory Bottleneck for Neotropical Migrants?
Our passion for migratory birds and curiosity to reveal the mysteries of migration took us to one of the most spectacular regions of Colombia: the Darién.
Birds Provide a Boost to Corn but Not Soybean Crops in the Midwest
The Midwest’s vast seas of corn and soybeans are not known for their bird abundance or diversity, but if you look in the right places, the birds are there.
A Utilitarian Argument for Sunbird Conservation
I can distinctly remember why I became interested in the number and relative frequency of food plants for African sunbirds that are useful to humans.
How Do Raptors’ Diets Affect Their Mercury Exposure?
It was my experiences as a hawk counter that first drew me to studying raptors as a master’s degree student at the University of Minnesota-Duluth.
Pinnipeds Can Create Conservation Challenges When Birds Are on the Menu
When hungry sea lions started using an important wetland in Chile like an all-you-can-eat swan buffet, local authorities were taken by surprise.
Biologists Recommend Urgent Action to Protect California Spotted Owls
In the Pacific Northwest, the range expansion of Barred Owls has already contributed to a conservation crisis for Northern Spotted Owls.
Taking a Closer Look at Bird–Window Collisions
You have probably heard the startling impact of a bird hitting a glass pane, or perhaps you’ve come across a dead bird beneath a window. While the effect on the bird was lethal, you were likely affected by that event too.
How Did a Volcanic Eruption Affect Andean Condors?
After a catastrophic natural event such as a volcanic eruption, what happens to the birds that live in the affected area?