Animal Kingdom - United Nations

 Animal Kingdom - United Nations

2009 Insects

(Butterfly stamp is missing in all sets)

Vienna 

Geneva

New York

Animal Kingdom - South Korea

 Animal Kingdom - South Korea

1991 Insects

(Partial set, looking for 4 missing stamps)

Animal Kingdom - Poland

 Animal Kingdom - Poland

1998 Dragonflies and Damselflies

Dragonflies and Damselflies are similar except that damselflies are slimmer and smaller.  Damselflies fold their wings along the body when at rest.  Dragonflies hold their wings flat and away from the body

Animal Kingdom - USA

 Animal Kingdom - USA

I am searching for the Insects and Spiders set from 1999, but I only have a partial set. I am looking for the missing pieces.