Are letters internal or external

What is the difference between live course and life stages? What are some Rides with animal names in its name? Why does my cat bite the air when I pet her? Why does my cat meow at me in the shower? What is an average age that animal can survive? How is an instinct different from a learned behavior? Why does my cat bring me her toys? Are all raptiles the same? When does an orgianism thrive? What are three types of blood vessels found in cats? What does the sea is a hungry lion mean? Is a snowy owl a vertebrate? Why is a antilope cooler than a steer? What is the B word? What ingredients are used to make cat treats? Does Revolution for dogs effectively kill ticks? What is the frank starling law of the heart What is its significance? How do flock and fold differ? What are some ways to protect the wildlife? Why is my cat eating carpet and how can I prevent this behavior?