"Hare Trigger" , a Merrie Melodies cartoon released May 5, 1945 .
Depends on your definition of "bigger." Elmer was Bugs' first adversary, encountering him in what is considered to be Bugs' first appearance, A Wild Hare (1940, directed by Tex Avery.) Yosemite Sam, however, is considered to be a more challenging opponent, though Bugs has no trouble making fools out of either of them.
Elmer Fudd & occasionally Yosemite Sam
I'm not sure, but there was a cartoon called "The Wabbit Who Came to Supper", in which Elmer Fudd had to be nice to Bugs in order to inherit $3,000,000.
Acrobatty Bunny (1946), directed by Robert McKimson.
Southern Fried Rabbit
Bugs Bunny
The Fair-Haired Hare, directed by Friz Freleng in 1951.
Depends on your definition of "bigger." Elmer was Bugs' first adversary, encountering him in what is considered to be Bugs' first appearance, A Wild Hare (1940, directed by Tex Avery.) Yosemite Sam, however, is considered to be a more challenging opponent, though Bugs has no trouble making fools out of either of them.
Elmer Fudd & occasionally Yosemite Sam
I'm not sure, but there was a cartoon called "The Wabbit Who Came to Supper", in which Elmer Fudd had to be nice to Bugs in order to inherit $3,000,000.
Acrobatty Bunny (1946), directed by Robert McKimson.
"Bugs' Bonnets" .
Louis and François (. . . from the 'French Rarebit' Bugs Bunny cartoon) .
Southern Fried Rabbit
From Hare to Eternity
"Dog Gone South."
Yosemite Sam, he is the character with orange hair and wields two pistols.