... thank goodness it lived 330 million years ago!
Tracks of extinct, giant scorpion found in Scotland
"LONDON, Nov 30 (Reuters) - Tracks made 330 million years ago by a six-legged water scorpion bigger than a human have been found in Scotland.
"Martin Whyte, the geologist at the University of Sheffield in northern England who discovered the tracks, said on Wednesday they were left by a scorpion that measured 1.6 metres (5 ft 3 inches) in length and one metre across."
I saw it just the other day, but it wasn't the first time I'd seen it in syndication. I think the reason it is rarely on is because it was from late in the series' run (it's the last half-hour episode, originally airing the week before the 2 hour finale)...