Those criminals were really evil. Not only did they smuggle drugs. They forced the chickens to dig the tunnel.
How silly - chickens don’t dig tunnels.
I’m guessing you don’t know much about chickens. Plant an egg in the earth, and in about 8 weeks you’ll see what the photograph is clearly showing you. A chicken growing out of the ground. That one looks ready to be given a helping hand and plucked out the rest of the way.