https://hgic.clemson.edu/weed-of-the-month-virginia-creeper/
The third paragraph in this link tells you the difference between Virginia Creeper and Poison Ivy.
They do look remarkably very similar, but are different.
"... Although Virginia creeper is often confused with poison ivy, Virginia creeper has five leaflets, while poison ivy has three. Virginia creeper leaves have saw-toothed margins, whereas poison ivy leaf margins are highly variable. Although Virginia creeper leaves does not contain urushiol, the irritating oil found on all parts of poison ivy, the sap can irritate highly sensitive people. The berries are poisonous, as they contain a high concentration of oxalic acid, which is moderately toxic to humans and dogs...."
The third paragraph in this link tells you the difference between Virginia Creeper and Poison Ivy.
They do look remarkably very similar, but are different.
"... Although Virginia creeper is often confused with poison ivy, Virginia creeper has five leaflets, while poison ivy has three. Virginia creeper leaves have saw-toothed margins, whereas poison ivy leaf margins are highly variable. Although Virginia creeper leaves does not contain urushiol, the irritating oil found on all parts of poison ivy, the sap can irritate highly sensitive people. The berries are poisonous, as they contain a high concentration of oxalic acid, which is moderately toxic to humans and dogs...."