When a sea serpent-like creature washed up on a beach in Mexico this month, locals and tourists didn't know what to make of it.
But it turns out the 6m long oarfish isn't that rare after all – and neither are several other mystery creatures washing ashore this year.
Everything from bloated "monsters" to thousands of pea-sized crabs have popped up on beaches across the globe in the past 12 months.
Have you found a strange creature washed up on a beach? Let us know by sending an email to firstname.lastname@example.org.