The Oregon Ducks lead the South Dakota Coyotes 41-13 at halftime. Oregon opened its first game of the season with touchdown drives of 1:24, 1:04, and 2:12 on its way to a 41-13 lead over South Dakota at halftime. Marcus Mariota also had a strong first half and lead the team to score 21 points in on their first three drives of the game. Oregon’s defense did a good job limiting the Coyotes offense and only allowed 13 points.
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Oregon Ducks wide receiver Dwayne Stanford (88) is tripped into the end-zone during the first quarter by South Dakota Coyotes defensive back Chris Tyler (26).The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

Oregon Ducks running back Thomas Tyner (24) awaits a kickoff during the first quarter. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

Oregon Ducks running back Royce Freeman (21) scores a touchdown during the first quarter of the game. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks wide receiver Devon Allen (13) and Oregon Ducks wide receiver Dwayne Stanford (88) celebrate Stanford’s touchdown in the end zone. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks wide receiver Dwayne Stanford (88) looks back as he sprints into the end zone to score the first touchdown of the year during the first quarter. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Royce Freeman (21) runs down the sidelines after breaking free of a tackle during the second quarter. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

South Dakota Coyotes quarterback Kevin Earl (14) fires a pass to South Dakota Coyotes wide receiver Eric Shufford Jr. (11) for a first down. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

Oregon Ducks quarterback Marcus Mariota (8) congratulates Oregon Ducks running back Royce Freeman (21) on his touchdown. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks head coach Mark Helfrich pumps up the team on the sidelines. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Byron Marshall (9) sprints the ball into the end zone, scoring a touchdown during the first period. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Byron Marshall (9) and Oregon Ducks quarterback Marcus Mariota (8) embrace after Marshall’s touchdown. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

The Duck rides on the back of a motorcycle through the middle of the field to amp up the crowd. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Several Ducks crowd around Oregon Ducks wide receiver Dwayne Stanford (88) after Stanford scores a touchdown in the first quarter. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

University of South Dakota head coach Joe Glenn points to his team from the sidelines during the first quarter of play. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

South Dakota Coyotes quarterback Kevin Earl (14) whips the ball to an offensive player during the first quarter. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

South Dakota Coyotes quarterback Kevin Earl (14) avoids a sack and runs the ball towards the sidelines. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Dominic Allen/Emerald)

Oregon Ducks wide receiver B.J. Kelley (23) stands stoically on the sidelines. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)

Oregon Ducks defensive back Ifo Ekpre-Olomu (14) attempts to avoid a tackle while Oregon Ducks defensive back Tyree Robinson (2) blocks South Dakota Coyotes running back Clay Fisher (19) out of the way. The No. 3 Oregon Ducks play the South Dakota Coyotes at Autzen Stadium in Eugene, Oregon on Aug. 30, 2014. (Taylor Wilder/Emerald)