Endangered Crow, Hawaiian Biodiversity, Mars Simulation. Sept. 21, 2018, Part 2 Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email The ʻAlalā a nearly extinct species of Hawaiian crow. ( San Diego Zoo Global ) Hosted by Ira Flatow Produced by Science Friday and WNYC Studios