Dog

Cuteness: 10/10
Size: dog sized 
Defense/attack:11/10
Will it bite?: fuck yeah
Can I eat it?: yes.
As a pet?: 10/10  very popular pet
Is it safe to pet: yes

phrog

Cuteness: 4/10
Size: tiny
Defense/attack: 0/10
Will it bite?: perhaps
Can I eat it?: yes, phrog leg
As a pet?: 10/10 
Is it safe to pet: no 

overall, I give it 5 stars

frill neck lizard

Cuteness: 7/10
Size: is quite large for a lizard
Defense/attack: 3/10 can only look scary but does 0 damage
Will it bite?: sharp teeth can inflict painful wounds
Can I eat it?: that i do not know, but it is not endangered so go ahead
As a pet?: 10/10, sort of a common pet
Is it safe to pet: yes

Overall, I give it 5 stars, very epic