What is a broken foot? A broken foot is a condition characterized by a fracture of one of the 26 bones in your foot. The fracture may occur in your toes, ankle, heel or midfoot. A broken foot may result from a variety of injuries, including falls, accidents, or dropping an object on your foot. Osteoporosis, which is a thinning and weakening of the bones, is an additional cause of broken feet.
Period when the first true fish appeared - Crossword Clue. Below are possible answers for the crossword clue Period when the first true fish appeared. SILURIAN. from  425 million to 405 million years ago; first air-breathing animals.
Quick Answer. According to Earth System Science Education, the first land animals appeared toward the middle of the Paleozoic Era, in the late Silurian period. The earliest animals to adapt to the land were small arthropods similar to mites, spiders and scorpions. Continue Reading.