First-time horse breeders Wilem and Tineka Vos, of Paris, Ontario, Canada, had to do a double-take when their Clydesdale mare gave birth just over two weeks ago.

Clydesdale twins

Clydesdale/Hackney twin foals Lucky and Charm investigate their pasture.

At about 5:30 a.m. on April 29, Wilem went out to the barn to see a filly on the ground and a colt in the process of being delivered by their mare, Bonnie

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