Why Do Islands Have More Specialist Species? Many island species have evolved to be specialists versus generalists because of the limited resources, such as food and territory, on most islands. The long-term survival of specialists may be jeopardized if and when invasive species, typically generalists, are introduced and outcompete the specialists. Why are most island
Why Is Fiji So Nice? Fiji puts all the blissful benefits of an exotic South Pacific getaway—secluded palm-lined beaches; luxurious private islands, spas, and resorts; sparkling water as far as the eye can see—all within easy reach. Why are people in Fiji so happy? A healthy exposure to sunlight is believed to increase the brain’s
How Is Cuba Unique Among Caribbean Islands? It may be renowned for its politics and its cigars, but Cuba is home to some of the most unusual creatures on earth, including the feisty Cuban crocodile, the world’s smallest bird and frog, and migrating land crabs. Cuba’s diverse wildlife stems from its unique natural history. What