However, in the case the thief is a very clever octopus that has learned how to undo cable tiesâ€¦
Researchers studying fish in South Africa were foiled by an octopus, which undid the ties holding the canister of fish bait in place — while also fending off the attentions of a shark — before making off with the food!
Watch the video below:
Why not take out a subscription to Practical Fishkeeping magazine? See our latest subscription offer.