49ers–Seahawks rivalry - Wikipedia
The 49ers/Seahawks rivalry is back and better than ever - Niners Nation
The 49ers and Seahawks Rivalry: A Brief but Exciting History – The Paw Print
5 Qs, 5 As with Niners Nation: Previewing another big Seahawks-49ers rivalry game - Field Gulls
49ers clinch NFC West with 21-13 win over Seahawks
Sean McVay, Kyle Shanahan don't like talking about Niners' eight-game winning streak against Rams, Associated Press
NFL playoffs: 49ers, Seahawks take rivalry to NFC wild-card game
Richard Sherman on the other side of meaningful rivalry game - The San Diego Union-Tribune
49ers-Seahawks recap: There's no need to panic for San Francisco after that loss - Niners Nation
Here's a look back at the top games and moments between the Seahawks and 49ers
49ers-Seahawks report card: Shanahan, Purdy shine in NFC West clincher
49ers-Seahawks: George Kittle won't play in home opener