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This orange and black butterfly migrates thousands of miles to overwinter in the fir forests of central Mexico.
Difficulty: Easy
This pale green North American moth trails long twisted tails and has no mouth at all, living about a week as an adult.
Difficulty: Medium
This large lemon insect with four dark bars on each forewing is among the best known butterflies in North America, and some females are sooty instead.
Difficulty: Medium
This day-flying tropical moth is iridescent in green, orange and turquoise, and carries no coloured pigment whatsoever.
Difficulty: Hard
This Asian butterfly shuts its wings to become a dead leaf, complete with a false midrib, mock fungal spotting and an imitation stalk.
Difficulty: Hard
This European moth rests with its wings rolled into a cylinder so that it becomes a broken birch twig, pale sheared end and all.
Difficulty: Hard
This large woodland butterfly of Europe shimmers violet only from certain angles, and males come down from the treetops for dung, carrion and sweat.
Difficulty: Hard
This enormous Asian moth has the greatest wing area of almost any insect, and each forewing tip is shaped and marked like a snake's head.
Difficulty: Medium