pet
宠物 - chongwu (3,4)
cat
猫 - mao (1)
bird
鸟 -niao (3)
snake
蛇 - she (2)
fish
鱼 - yu (3)
rabbit
兔子 - tuzi (4,0)
dog
狗 - gou (3)
This
这 - zhe (4)
That
那- na (4)
只 - zhi (1)
m.w. for (most) animals
条 - tiao (2)
m.w. for long and things (e.g. animals like snakes etc)