Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Longevity represented as proportion dead of males over time (in days) for (a) D. subobscura and for (b) D. pseudoobscura, when males were kept singly (single: triangles) or with four rivals (four rivals: circles) for 8 days after having reached sexual maturity.
