Here is the full list of all 100 Puzzle Art: Birds achievements.
Bird 56
Bird 6
Bird 5
Bird 55
Bird 4
Bird 54
Bird 53
Bird 3
Bird 52
Bird 2
Bird 1
Bird 51
Bird 7
Bird 8
Bird 9
Bird 10
Bird 11
Bird 12
Bird 13
Bird 14
Bird 15
Bird 16
Bird 17
Bird 18
Bird 19
Bird 20
Bird 21
Bird 22
Bird 23
Bird 24
Bird 25
Bird 26
Bird 27
Bird 28
Bird 29
Bird 30
Bird 31
Bird 32
Bird 33
Bird 34
Bird 35
Bird 36
Bird 37
Bird 38
Bird 39
Bird 40
Bird 41
Bird 42
Bird 43
Bird 44
Bird 45
Bird 46
Bird 47
Bird 48
Bird 49
Bird 50
Bird 57
Bird 58
Bird 59
Bird 60
Bird 61
Bird 62
Bird 63
Bird 64
Bird 65
Bird 66
Bird 67
Bird 68
Bird 69
Bird 70
Bird 71
Bird 72
Bird 73
Bird 74
Bird 75
Bird 76
Bird 77
Bird 78
Bird 79
Bird 80
Bird 81
Bird 82
Bird 83
Bird 84
Bird 85
Bird 86
Bird 87
Bird 88
Bird 89
Bird 90
Bird 91
Bird 92
Bird 93
Bird 94
Bird 95
Bird 96
Bird 97
Bird 98
Bird 99
Bird 100