Squirrels are popular pets for everyone : how not love a creature with a bushy tail , twice bigger than her body , and little eyes almond shaped and dark ? When a squirrel feels he is in danger , initially falls silent . Then , if it is on earth will run up the nearest tree, climbing into it. Danger lurks if you are already a tree , little bark embrace its power . Squirrels communicate with each other through various vocalizations and odors . They use their also queues as a signaling device , moving them suddenly when other squirrels alert to potential danger. But they are very playful