Skip to main content
1 - 10 of 35 results
Marsh Hawk, chart showing kinds and weights of food
Marsh Hawk, chart showing number of captures and transfers
Marsh Hawk, feeding curve calculated for entire nest period, chart
Marsh Hawk, graph showing number of feedings
Marsh Hawks transferring mouse
Marsh Hawks transferring mouse
Marsh Hawks transferring mouse
Marsh Hawks transferring mouse
Marsh Hawks transferring mouse
Marsh Hawks transferring mouse, painting by Walter J. Breckenridge