“Unnatural” Selection
Humans driveevolutionof conch size
March 21, 2014
Thousands of years of hunting has turned a substantial meal into a bite-sized snack.
Thousands of years of hunting has turned a substantial meal into a bite-sized snack.
Large numbers of small algae-grazing sea urchins and fish may take the place of larger grazers to prevent algae from overgrowing reefs, a new study shows.
As bacterial infections become more resistant to antibiotics, the toxins on the skin of frogs presents huge opportunity for new drug discovery.
A coral die-off in Panama was likely due to oxygen depletion instead of the usual culprits of warming, pollution, overfishing and acidification.
Satellite tracking technology reveals the massive ranges of breeding areas of humpback whales in the Pacific Ocean.
A new study points directly links healthy coral reefs to healthy populations of these brightly colored fishes.
A Smithsonian emeritus scientist takes a field trip to some of Panama’s most important known marine fossil deposits for a quick lesson the age of the Ithsmus of Panama.
A five-year, $2-million grant will help test the hypothesis that rare trees are more susceptible to pathogens than common trees on Barro Colorado Island.
Fossil reefs from around the Caribbean show how biologically rich these ecosystems once were — and provide goalposts for conservationists hoping to restore them.
Nutrient upwelling season in the Bay of Panama and water quality tests from 20 previously unmonitored rivers provide a Panamanian researcher with clues about how nutrient addition impacts coastal ecosystems.