While they move fluids around the body, circulatory systems also help out with other tasks by Delivering oxygen to cells and picking up carbon dioxide Distributing hormones to cells Maintaining body temperature [â¦] They come in all different forms; arms, wings, legs, webbed feet, tentacles, fins, and flippers. We have also seen somewhat of the myriad cells and tissues that occur in humans (and by extension in other animals). For example, claws are an external structure that can help an animal ⦠Furthermore, these cells exhibit the presence of DNA inside the nucleus. Body Parts of Animals Used for Getting Food 1. beak 2. teeth 3. mouth 4. tongue Body Parts for Protection Against Other Animals 1. horns 2. spines Body Parts of Animals for Movement 1. legs (running, walking, galloping, jumping, hopping) 2. wings (flying) 3. fins and tails movement. Which two characteristics do all animals have? These functions apply to all animals regardless of their classification. As stated before, animal cells are eukaryotic cells with a membrane-bound nucleus. They also comprise other membrane-bound organelles and cellular structures which carry out specific functions necessary for a cell to function ⦠The 5 major functions of animals are feeding, getting oxygen, keeping internal conditions stable, being active and reproducing. We call group of cells as tissues, hence there is something for you to learn as Animal Tissues and Plant Tissues, but now youâre going to read about Animal Tissues. Animals help maintain the Earth's natural environments by predating upon plants and other animals, pollinating various plants, and exhaling carbon dioxide, which green plants require to live. The five key functions of animals include maintaining homeostasis, feeding, being active, getting oxygen, and reproducing. Animals have limbs that project from their body and do certain functions too. Excretion of waste products This chapter will introduce you to the eleven organ systems that function within our own bodies, and how they coordinate to keep us functioning within a dynamic range of internal conditions we refer to as homeostasis. Water takes part in digestion (hydrolysis of protein, fats and carbohydrates). First, an animal eats another organism. Every animal alive possesses a circulatory system thatâs in charge of bringing nutrients to cells and removing wastes so they donât cause disease. Water serves in absorption of digested nutrients; It helps in the transportation of metabolites in the body. Then, food is broken down into smaller molecules. Which function allows animals to find mates? Which three steps describe how an animal obtains and uses energy for growth? FUNCTIONS OF WATER to Animals. That explains all the living beings are made of cells. According to the Cell Theory, the basic unit of structure and function of a living being is the cell. Animals and plants have structures that serve different functions and help them live, grow and reproduce. Their cells have a nucleus and membrane-bound organelles.