i have a problem

i have an item ready to be picked up [by the way this is 100% true  if someone can help me download the picture here on this post i will] i have a chicken on my roof ,its been there for nearly 3 weeks ,  there is a large tree at the front of my house hanging over the front of my roof, cant catch the chicken which we have free to a good home .found a person who has a small farm with chickens  ready to take it there . but i cant get the chicken on the ground so that i can put it in a large box for transport.  any ideas.

by the way i feed it everyday with a bowl of food and water . even my cat has been on the roof and this chicken is too smart  , even pidgeons go up to his food ,and the chicken chases it.

thank you if you can help

ps  i have a good exuse if i get a defect to ebay if i cant deliver on time lol.