<span>Covered with tough dry scales.
Ectothermic(an animal that's dependent on body heat)
Breathe with lungs throughout there lives
Three-Chambered heart with a ventricle that is partially divided
Produce amniotic eggs covered with a leathery shell, most oviparous, some oviparous.</span>
Many scientists agree that the universe is about 13 billion years old.
Answer:
I think it is B but I don't know for sure
Explanation:
<span>observations are used in scientific study when conducting experiments to see</span>
Answer:There are 21 species of cockatoo in the world
Explanation:
