Myanmar has been mired in chaos since the coup, with more than 1,100 civilians killed in a bloody crackdown on dissent and more than 8,000 arrested according to a local monitoring group.
Analysts believe hundreds of anti-coup protesters from Myanmar's towns and cities have trekked into insurgent-held areas to receive military training.
One slogan painted on a bus stop said the military was being misused to protect junta chief Min Aung Hlaing, and urged soldiers not to shoot civilians.
This year in the wake of February's military coup, with the rains not far off, the farmers rarely step out of their makeshift homes and don't dare leave their camp.
Many of the eggs also bore a drawing of the three-fingered salute, a symbol of resistance to the February 1 coup.
Threats of lethal violence and arrests of protesters have failed to suppress daily demonstrations across Myanmar demanding the military step down.
Outside efforts including sanctions imposed by Western nations on the military regime have failed to help restore peace.
The coup sparked protests and other acts of civil disobedience, leading to the deaths of hundreds in military crackdown.
White House press secretary Jen Psaki noted that the US has also slapped export controls on Burma and added several Burmese businesses to a trade blacklist.
It's terrible. It's absolutely outrageous. And based on the reporting I've gotten, an awful lot of people have been killed totally unnecessarily, Biden said.
Myanmar has been in turmoil since the generals ousted and detained civilian leader Aung San Suu Kyi, triggering mass protests demanding a return to democracy.
Some of those areas have become battle zones, with protesters firing sling shots and throwing petrol bombs at security forces who have fired live rounds.
China has told its state firms to evacuate non-essential staff from Myanmar after dozens of Chinese-run factories were attacked on Sunday.
The independent Assistance Association for Political Prisoners said 183 people have been killed since the coup.