Maybe he went to tidy his nest, or maybe he couldn’t bear to see all those eggs destroyed (although supermarket eggs wouldn’t hatch anyway, and they weren’t seagull eggs).
Bonanza was a fictional show, set in the 1860s or 70s but filmed in the 1960s. Most network TV shows were made in color so people would buy color TV sets.
And they go into politics, as we all know, poly means many, and ticks are blood sucking creatures (don’t call them insects, they’ll sue!)