Analysis of The Dog That Doesn't Bark

There is a bird that doesn't sing
It merely flies around
Although for food it's a worming
It doesn't make a sound

There is a cat that doesn't purr
It merely stalks around
Although on hunt it's just a stir
It doesn't make a sound

There is a pig that doesn't oink
It merely slops around
Although in mud it's as a boink
It doesn't make a sound

There is a fish that doesn't slosh
It merely swims around
Although for bait it's a fat nosh
It doesn't make a sound

There is a bear that doesn't snarl
It merely trawls around
Although by bees it's a big gnarl
It doesn't make a sound

There is a dog that doesn't bark
It merely runs around
Although at night it's very dark
It doesn't make a sound