Spectrum

[Cohse920]

Dock crawler for another who doesn't have a tail to start with. 4 letters
T?A?

[mallyh]

toad

[dannyk13]

Toad(y)

[TheFrogman]

Some of my best friends are toads, and they all had tails 'to start with', it was when the went through 'the change' that they lost them...and they prefer their mode of progression to be called 'walking' (although frankly I think it's more of a dignified waddle)...

[scorpiojo]

:)