One of the things winter visitors in the Marin Headlands might notice is the abundance of waterfowl at Rodeo Lagoon. Most people brush the birds off as just “ducks,” but a closer look reveals a far more complex avian world.

Open the Golden Gate to your sweetie’s heart with seven free and cheesy V-Day cards—guaranteed to make them smile (or groan). And if you ever wanted to work “oak savannah ecosystem” into a pickup line, well, these are for you.

What’s even better than catching a rare Pokémon? Spotting a seldom-seen raptor from Hawk Hill.