I'd use the library, the encyclopedia and the Internet.
The reproductive habits of ducks, hope its helpful
Answer:
its hard to tell without an image, but similar eye shape, nose shape, paw color, same stripes could all be a possibility
Answer:
Artery, blood vessel, human heart, circulatory system, human
Explanation:
I put them in order of smallest to largest, I wasn't 100% sure that's what you wanted, but I hope this helps!
I know that there’s 40 different species of boa constrictor
Some of the morphs include albino boa, anery boa, Aztec boa, blood boa, boawoman caramel boa, eclipse boa, ghost boa, hypo boa, jungle boa, leopard boa, motley boa, paradigm boa, snow boa, snowglow boa, and sunglow boa.
Not sure if that’s the answer you’re looking for but I tried