Red Pine resembles Eastern White Pine (Pinus strobus) in their overall form when young. The main difference when viewed from afar is that Red Pine is brushier, not as fine as Eastern White Pine. Red Pine needles are two to a bunch, with occasionally three to a bunch.
The trunk and bark of Red Pine. Note the reddish tinge.
Close-up of Red Pine bark. Note how flaky it is.
Red Pine is frequently planted in tree plantations in Ontario. Rows of trees that have the appearance in this photo are likely to be Red Pine (as these ones are).