Lichens and Swan Lake Birds March 6, 2011April 29, 2008 by matt goff This entry is part 65 of 143 in the series 2008 Photojournal [Show slideshow] Nephroma bellum Nephroma bellum Lichen Lichen I am not sure what had these Trumpeter Swans worked up. I am not sure what had these Trumpeter Swans worked up. I am not sure what had these Trumpeter Swans worked up. Series Navigation23 April Photos: Totem Park30 April Photo: Leaf BeetleShare this:ShareFacebookTwitter