The coats of domestic dogs vary wildly and can be long, short, straight, wavy, curly or more. Pictured here (left to right) are three breeds with different coat types: Saluki, Vizsla and Samoyed. Tyrone Spady hide caption

itoggle caption Tyrone Spady

These healthy newborn monkeys, Mito and Tracker, developed from embryos containing transplanted DNA. They are named after the dye "mitotracker" used for imaging mitochondria in cells. Oregon National Primate Research Center at OHSU hide caption

itoggle caption Oregon National Primate Research Center at OHSU

The perfume from an Australian king spider orchid attracts several male wasps. Christian Ziegler/National Geographic hide caption

itoggle caption Christian Ziegler/National Geographic

In this Aug. 5, 2006, file photo a flock of birds, disturbed by a plane's take off, takes flight from the side of the runway of the airport in Canandaigua, N.Y. according to Federal Aviation Administration data released for the first time Friday, April 24, 2009, pilots reported striking at least 59,776 birds since 2000. Vasiliy Baziuk/File/AP/The Daily Messenger hide caption

itoggle caption Vasiliy Baziuk/File/AP/The Daily Messenger