Have Antillean Manatees Crossed the Panama Canal into the Pacific?
Over half a century ago, a group of manatees from Panama's Caribbean region of Bocas del Toro was flown into the Panama Canal to control the abundance of aquatic plants in its water reservoir and prevent the proliferation of disease-transmitting mosquitoes. Where are they now?
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/7e/bd/7ebda757-98a2-4527-9451-b5badd5e3dff/andrewquitmeyer_9371.png)
Does This Ring a Bell? Wild Bats Can Remember Sounds for Years
Researcher May Dixon discovered that frog-eating bats could recognize ringtones indicating a food reward up to four years later