What is acorn poisoning in horses?
Conkers and acorns » Veterinary Poisons Information Service
Which plants are poisonous for horses?
XLVets Equine - Acorns
Are Acorns Edible? And Other Acorn Facts - Woodland Trust
Toxic Plants for Horses
Acorn Poisoning In Horses: Signs & What To Do
Can Horses Eat Acorns Strathorn Farm Stables
Cummings School of Veterinary Medicine