I feel much more comfortable knowing you are keeping an eye on the house.
These are honey bees swarming around a tree. They may be wild or they may have split from a domesticated hive. Bees may also swarm around a residence and even nest within the walls. When this happens, honey may be seen seeping into a home when the weather is very warm. Many people are allergic to honey bees. Effects of a sting may range from swelling and hives to difficulty breathing and death.