fantastic huge Water bug!
science name: Lethocerus indicus
(Nepomorpha, Belostomatidae, it is dried up (taxidermy) and permanently cast into transparent acrylic resin paperweight.Heteroptera)
considered as "flesh eating" - can attack small birds, reptiles, fishes. (see las few photos)
even reported sometimes biting humans. (thus called "toe-biters")
yet in some countries (SEA) are considered as an exquisite delicacy! :)
as well as a source of rare special musk oil, used for souces, etc.
(known as "Mang da extract" or essence)
size: 80mm (~ 3.25") by 60mm (~ 2.5"), deep 20mm (~ 0.5")