Interest
Proportion of Hacker News items mentioning "butterfly" over time.
Mentions
Total number of Hacker News items mentioning "butterfly" over time.
Butterflies are winged insects from the lepidopteran superfamily Papilionoidea, characterised by large, often brightly coloured wings that often fold together when at rest, and a conspicuous, fluttering flight. The oldest butterfly fossils have been dated to the Paleocene, about 56 million years ago, though molecular evidence suggests that they likely originated in the Cretaceous. Read more on Wikipedia