The only obvoius thing they have in common as far as I can see is they are both cold blooded creatures.
They rhyme.
this is just an educated guess but i am going to say yes because their anatomy is so close to that of a human. or at least that is what i was taught in human anatomy. i believe it to be like 96% alike.
No, most animals are like us; no two are alike.
they are both homologous structures
they bend...
we're both animals?
tadpoles are frogs before they grow into frogs, just like fetuses are babies before they grow into babies...
They both can secrete mucus to hold in water.
they all swim
Well they both lay eggs and have metamorphosis.
They are not alike: a mouse is a mammal, while a frog is an amphibian. The only similarities is that both live on earth.
koalas and frogs are alike because they both live in nature and drink water