Based on the tweet "This morning, watched a hummingbird, two cardinals, a bunch of finches, a large bunny, and a baby bunny all feasting in the backyard. #happy", categorize the level of joy felt by the author. Select from the following: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.