What is a proboscis?
“……..The proboscis consists of a pair of interlocking c-section channels that when linked together form a tube, much like a drinking straw. This tube can be coiled up like a spring for storage, or extended to enable the butterfly to reach deep into flowers to suck up nectar. If the proboscis gets clogged with sticky fluids the 2 sections can be uncoupled and cleaned.
Olfactory sensors near the tip of the proboscis and in the food canal, together with similar sensors on the tarsus and tibia of the legs, enable butterflies to “taste” nectar, pollen, dung and minerals.
“….A proboscis /proʊˈbɒsɪs/ is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate. In invertebrates, the term usually refers to tubular mouthparts used for feeding and sucking. In vertebrates, the term is used to describe an elongated nose or snout……..”
This is beautiful photo of The Common Olive Wing butterfly and an impressive close-up of the butterfly tongue or proboscis.
The Common Olive Wing, Nessaea aglaura
“….The Common Olivewing, Northern Nessaea, or Aglaura Olivewing (Nessaea aglaura) is a species of butterfly of the Nymphalidae family. It is found from Mexico to Panama, Ecuador, Venezuela, and Colombia. It is found in evergreen tropical forest and in semi-deciduous tropical forest.
The length of the wings is 31–34 mm for males and 28–36 mm for females. Adults are on wing nearly year round…..”