The artist, who uses public spaces for his often-provocative murals, posted images of art created in the Gaza Strip, along with a two-minute video of life in the Palestinian territory.
Governments “must stop pretending the protection of civilians is beyond their power,” Amnesty International says in its human rights report for 2014.
Palestinian negotiators are considering an Egyptian proposal to end the fighting between Hamas and Israel that calls for, among other things, a partial easing of the blockade of the Gaza Strip.
“When we hear a near bomb, we are saying that our house is going to be the next one,” Haytham Mohanna says.
Israeli tanks and troops entered the Gaza Strip as part of a ground invasion late Thursday, heightening a conflict that so far had been restricted mainly to an air war with Hamas militants.
The peacock is made of more than 2,000 pieces of folded paper.