"A 1-hour elementary school lesson on gender diversity featuring all-girl geckos and transgender clownfish caused a stir in Oakland..."

"... with conservative legal defense organizations questioning the legitimacy of the topic and providing legal counsel to parents who opposed the instruction. On Monday and today, Redwood Heights Elementary School students at every grade level were being introduced to the topic of gender diversity, with lesson plans tailored to each age group...  'That's a lot of variation in nature,' Gender Spectrum trainer, Joel Baum, told the students. ..."