As soon as the bird touches its beak to the tip of the target, remove the target, click the clicker, and give the bird a treat.
Second, we took the latency between the moment the experimenter had slipped the cups under the lattice (experiment 1) or the end of the cue (experiment 2), respectively and the moment the birds touched the cup.
§Any direct contact with free-ranging (wild) birds: catching birds, clipping birds' feathers, tending to sick birds, touching birds' feathers, cleaning up or touching birds' nest, cleaning up or touching bird droppings, handling dead birds.
Another song of mine, "Black Bird," touches on the under-appreciated human cost of our energy habits by recounting the death of a Pennsylvania coal miner long ago.
But nothing could match the rather ungainly bird that touched down on runway 21 in the evening on June 14th.The aircraft, known as HB-SIA, has the wingspan of a jumbo jet but just a tiny single-person cockpit.
Maya Angelou, poet and author of the memoir "I Know Why the Caged Bird Sings," touched many with her words and life.
In downtown Seattle, where most passersby ignore crows, angry birds nearly touched their human foes.
"If a bird even touches one, they might explode," said Abdul Qadir, 52.
No rules, no worries, no censorship, she was free as a bird to touch, smell, lick and squeeze just about anything she wanted.
