Are letters internal or external

What animal is chatty? What animals eat meat and plant? Do wolves like the sunlight? What group of animals have bodies like a bag? What do nectons eat? Why cactus found in North America? Where do the majority of plants and animals live? What food do African Canadians eat? Can dogs eat without permission? How can I safely use bottled water in my fish tank to ensure the health and well-being of my aquatic pets? What adaptations do euglena have? How much 9 skeletons cost? How to weigh a cat accurately and safely? What are some dog breeds that enjoy swimming? Most familiar life forms live in regions of biomes that humans inhabit? Where can one go to see pictures of mixed animals? Who takes care of buddy on a daily basis when he is a young boy? What equipment is used to sample animal population? How does e coli get energy? What body parts are used for survival by gray wolves?