How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature? How much do you know about the lifespan of animals in nature?