Smithsonian has just announced the 70 finalists for their 13th annual photo contest and voting is now open from now until March 21, 2016 for the Readers’ Choice Winner. Smithsonian.com’s 13th Annual Photo Contest ran from March 31, 2015 December 1, 2015 and received over 46,000 submissions from photographers in 168 countries and territories.
The Grand Prize, Readers? Choice, and seven category winners (a total of nine awards) will be announced on Tuesday, March 22 and the 14th Annual Photo Contest will open for submissions that same day.
Smithsonian.com readers can vote for the Readers? Choice winner from among the 70 finalists here: http://www.smithsonianmag.com/photocontest/archive/2015

For rules and more information about the contest, categories, awards and eligibility visit: http://www.smithsonianmag.com/photocontest/rules/  
 

1. Muscle Power

© Archna Singh. All rights reserved
 
These two sub-adult tiger cubs, aged around 21 months, are engaged in a mock fight, a part of their learning process to acquire stalking and self-defense skills. Taking advantage of the fact that a sibling?s attention was diverted for a moment, the other charged her and what was witnessed was a sheer moment of awe when these beautiful and magnificent animals were standing upright just for a moment and you could see the rippling muscles and the power that these biggest cats hold. No more than a few seconds and it was all over where one of the siblings...