The final exchanges
Marine fossils unearth storyabout Panama’s deep past
Julio 12, 2023
New fossil mammals in Caribbean Panama suggest ongoing marine interchange during the final stages of formation of the isthmus.
New fossil mammals in Caribbean Panama suggest ongoing marine interchange during the final stages of formation of the isthmus.
Just as humans with their babies, adult female bats change their vocalizations when interacting with “babbling” pups, which could be interpreted as positive feedback to their offspring during vocal practice
Paleontologists discover possible DNA remains in fossil turtle that lived 6 million years ago in Panama, where continents collide
A 13-million-year-old saber-toothed marsupial skeleton discovered during paleontological explorations in Colombia is the most complete specimen recovered in the region
Based on clues ranging from microscopic pollen samples to massive petrified trees and larger-than-life-sized turtle and crocodile fossils, my lab pieces together millions of years of evidence to reconstruct the deep-time history of tropical ecosystems. I help to build international networks of...
Frogs lay eggs both in the water and in jelly-like masses on plants. Could their flexible behavior help explain how vertebrates moved from life in ocean to life on land?
A new study from the Smithsonian Tropical Research Institute (STRI) shows that red-eyed treefrog embryos hatch early when exposed to high ammonia levels — an environmental cue that it’s too hot and dry for the eggs to survive.
Exploring the tropical peoples
and ecosystems of the past
A rocky intertidal zone and sandy beach
at the Pacific entrance to the Panama Canal.