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Smithsonian Tropical Research Institute

Female Hummingbirds look like males to avoid harassment

August 31, 2021

Colorful female Jacobins in the wild may feed more frequently and for longer periods than their drab counterparts

Is it Cheaper to be bigger? Lessons from the extreme weapons of giraffe weevil warriors

August 26, 2021

How can larger animals bear the increased energetic costs of maintaining disproportionately large weapons?

An Amphibian Arc During Pandemic Times

August 26, 2021

For the last several decades, amphibians have experienced population declines and extinctions due to their own pandemic caused by a chytrid fungus. Creating amphibian arks is critical for the survival of the most-affected species. Jorge Guerrel, project manager of the Panama Amphibian Rescue and Conservation project, will give us a closer look at Panama’s pioneering efforts to conserve native...

Similar to human babies, this bat species learns to communicate through babbling and vocal imitation

August 23, 2021

Long-term monitoring of the bat species Saccopteryx bilineata in their natural setting revealed that pups display babbling behavior strikingly similar to that of human infants

Smithsonian Tropical Research Institute

Biodiversity loss despite a century of protection

August 18, 2021

The Barro Colorado bird community has lost about a quarter of its species over time

Smithsonian Tropical Research Institute

Bats fall for the Decoy Effect

August 10, 2021

How does having a third choice (a decoy) change the way fruit-eating bats choose what to eat?

Smithsonian Tropical Research Institute

Understanding wildlife vulnerability to road networks

August 06, 2021

During three years, local scientist Dumas Gálvez drove along a road parallel to a rainforest looking out for dead vertebrates.

Smithsonian Tropical Research Institute

Is this the oldest cashew on the isthmus?

August 03, 2021

A fossil tree discovery in Panama offers clues regarding the establishment of the genus Anacardium in Central and South America

Smithsonian Tropical Research Institute

Punishment enforces cooperation in the fig-wasp mutualism: The exception proves the rule

August 02, 2021

Mutually beneficial relationships are common, but what happens when one partner stops enforcing the other’s good behavior?

Smithsonian Tropical Research Institute

Desperate brittlestars, suffocating corals and resilient microbes: First multidisciplinary data from an acute marine hypoxic event and its historical context

July 29, 2021

In September 2017, divers observed a massive “dead zone” rising to envelop Caribbean coral reefs in Bocas del Toro, Panama. Smithsonian post-docs joined together to understand marine hypoxia now and in the past.

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