Mine get, in moderate proportions based on supply:
tomatoes - no vines or tops!! toxic to them.
carrots
broccoli
peas
corn
bread
popcorn
bagels
stale crackers
pasta
rice
strawberries
grapes
bananas
leftover meatloaf
spaghetti
ham (not much...too much salt)
cooked oatmeal
cooked malt-o-meal
eggs I drop
dandelion greens
clover
baked potatoes
mashed potatoes
peaches
plums
cheese
cottage cheese
lasagna
dried, ground egg shells
zucchini
cucumber
cabbage - hang it from a string after spiking it with a long bolt and watch them go at it!
blueberries
cranberries
sour milk
buttermilk
diced cooked chicken
cooked burger
And a few more things.
They say to avoid avocado, onions, and potatoes with green eyes or peels as well as the tops or vines of tomatoes.
Trisha in MO