"And just like when you crunch into an apple and you get the urge to give your Horsie friend a bite, you may find yourself wanting to share some delicious corn on the cob..."
"Corn itself is not poisonous or toxic to horses, but it does carry some risks. Proper preparation should be followed and corn should not be overfed to horses."
"...though lower in fiber and higher in starch than other grains such as oats, corn is a high energy food with a high volume weight."
"As long as a horse’s teeth are in good condition and disease-free (especially the molars), horses should have no trouble at all in chomping through the tough outer coatings of kernels..."
"Whole ears of corn, cobs included, can be fed to horses since cobs are high in fiber - but they are low in energy."