Through a new multi-institutional study, researchers have discovered that Egyptian fruit bats (Rousettus aegyptiacus) experience loss of hearing as they age, just like humans.
“The closer one gets to the tropics, the greater the variety of structures, graceful forms and color combinations.” Such were the words of German naturalist, geographer and explorer Alexander von Humboldt (1769-1859), one of the founders of the school of biogeography. During his extensive travels in the Americas in the early 19th century, Humboldt noticed […]