Aerial view of main pond and surround by Cliff Compton (Jan 2017)
Amber jelly roll fungus on tree (Oct 2017)
Amber jelly roll fungus on tree branch (Mar 2017)
American black ducks in flight and rainbow reflected on main pond (Oct 2017)
American black ducks in the fog on the main pond (Dec 2017)
American bullfrog in main pond (Apr 2017)
American bullfrog in Muddy Bog (Jul 2017)
American bullfrog in Muddy Bog (Jul 2017)
American bullfrog in pond in the rain (Jun 2017)
American bullfrog on driveway (Jun 2017)
American persimmon hanging from tree (Oct 2017)
American robin in dogwood tree (Oct 2017)
Bald eagle calling mate from main pond (Oct 2017)
Bald eagle flying over main pond (Feb 2017)
Bald eagle flying with blue sky background (Oct 2017)
Bald eagle in tree (Jan 2017)
Bald eagle juvenile in flight (Nov 2017)
Bald eagle juvenile on stump in main pond (May 2017)
Bald eagle on split perch in main pond (Dec 2017)
Bald eagle on stump in main pond (Feb 2017)
Bald eagles in a tree (Oct 2017)
Baltimore oriole in tree (May 2017)
Bat (faint silhouette upper left) and pink moon (Apr 2017)
Beaver and lily pad 'hat' in main pond (May 2017)
Beaver breakthrough spot in main pond ice (Jan 2017)
Beaver dam and modification of boardwalk along main pond (Mar 2017)
Beaver eating in main pond (Apr 2017)
Beaver eating water lily in main pond (May 2017)
Beaver food raft (Feb 2017)
Beaver lodge (Jan 2017)
Beaver lodge (main), food raft and kits' lodge (Feb 2017)
Beaver lodge and food raft (Jan 2017)
Beaver lodge in main pond (Nov 2017)
Beaver on log, via trail camera (Apr 2017)
Beaver swimming in main pond at sunset (Sep 2017)
Beaver swimming in main pond at sunset (Sep 2017)
Beaver swimming with reed in main pond (Jul 2017)
Beaver tail splash alert in main pond (Jul 2017)
Beaver-gnawed trees in the snow (Jan 2017)
Belted kingfisher in flight (Nov 2017)
Belted kingfisher in tree (Sep 2017)
Belted kingfisher over main pond (Apr 2017)
Belted kingfisher with fish (Nov 2017)
Belted kingfisher with fish (Nov 2017)
Belted kingfisher with fish (Nov 2017)
Bird down (feathers) in tree cavity (Feb 2017)
Bird tracks in snow (Jan 2017)
Black-and-white warbler (May 2017)
Black-and-white warbler upsidedown (May 2017)
Blue-gray gnatcatcher on cattail in main pond (May 2017)
Blusher mushroom (Jun 2017)
Blusher mushrooms on 1st day (Jul 2017)
Blusher mushrooms on 2nd day (Jul 2017)
Boardwalks across end of main pond (Feb 2017)
Brown thrasher (Dec 2017)
Bufflehead male swimming in main pond (Dec 2017)
Canada geese and mallards in main pond, via trail camera (Mar 2017)
Canada geese in fog on main pond (Dec 2017)
Canada geese in fog on main pond (Dec 2017)
Canada geese in main pond (Jan 2017)
Canada geese in main pond (Mar 2017)
Canada goose and mute swan in main pond (Jan 2017)
Canada goose family in main pond (May 2017)
Canada goose in main pond (Jan 2017)
Canada goose in main pond, via trail camera (Mar 2017)
Carolina chickadee on way to landing on branch (Feb 2017)
Cinnabar cantharellus mushroom (Jul 2017)
Cinnabar chanterelle mushroom (Aug 2017)
Common yellowthroat in shrub (May 2017)
Conocybe mushroom (Jun 2017)
Crescent moon rising over reeds (Oct 2017)
Crown-tipped coral fungus (Aug 2017)
Dave Helfrich, deer protection patrol volunteer (Dec 2017)
Dragonfly on branch over main pond (Jul 2017)
Dragonfly on mullein plant (Jul 2017)
Earth Day Annual Cleanup vegan barbecue (Apr 2017)
Earth Day Annual Cleanup vegan food for volunteers (Apr 2017)
Earth Day Annual Cleanup volunteer Eric Baratta (Apr 2017)
Earth Day Annual Cleanup volunteer Paula Dean (Apr 2017)
Earth Day Annual Cleanup volunteers Carolyn Githens and Tom Rommelmann (Apr 2017)
Eastern box turtle, photo by Chris Tlapa (Aug 2017)
Eastern mud turtle (Feb 2017)
Eastern mud turtle hole (Feb 2017)
Eastern painted turtle (Oct 2017)
Eastern painted turtle at Squirrel Haven (Jun 2017)
Eastern towhee (Nov 2017)
Eastern towhee in the snow (Dec 2017)
Ebony jewelwing damselfly (Jun 2017)
English ivy along wetland walkway (Sep 2017)
Ethan Winter, Brooks Mongiello, Matthew Leister and Randi Fair, deer protection patrol volunteers (Dec 2017)
Fish bone from eagle pellet (Jan 2017)
Fish scale from eagle pellet (Jan 2017)
Flame skimmer (possibly) dragonfly (Jul 2017)
Flame skimmer (possibly) dragonfly (Jul 2017)
Flowering dogwoods at Refuge in spring, photo by Mike McCormick (Apr 2017)
Foliose lichen (Mar 2017)
Fowler's toad at Squirrel Haven (Aug 2017)
Fowler's toad baby (Jun 2017)
Fungus with appendiculate margin (Aug 2017)
Golden chanterelle fungus found on the ground (Aug 2017)
Goldenrod at sunset (Dec 2017)
Grackles and red-winged blackbirds (Dec 2017)
Grackles, red-winged blackbirds and starlings in flight (Dec 2017)
Grasshopper on reed in main pond (Sep 2017)
Grasshopper on wool grass (Sep 2017)
Gray catbird picking berries in dogwood tree (Oct 2017)
Gray squirrel 'caught' by trail camera (Oct 2017)
Gray squirrel gathering nesting materials, via trail camera (Apr 2017)
Gray squirrel gathering nesting materials, via trail camera (Apr 2017)
Gray squirrel gathering nesting materials, via trail camera (Apr 2017)
Gray squirrel gathering nesting materials, via trail camera (Apr 2017)
Gray squirrel on old wood duck nest box via trail camera (May 2017)
Great blue heron flying off main pond (May 2017)
Great blue heron hunting in main pond (Apr 2017)
Great blue heron on stump in main pond (Jul 2017)
Great blue heron sunning with wings spread out on stump in main pond (Jul 2017)
Great blue heron with reflection in main pond (Jun 2017)
Great blue herons in tree (Mar 2017)
Great egret amongst lilies in main pond (Jul 2017)
Great egret amongst lilies in main pond (Jul 2017)
Great egret in flight (Sep 2017)
Great egret on branches in main pond (Sep 2017)
Great egret on branches in main pond, preening (Sep 2017)
Great egret on branches in main pond, ruffled after preening (Sep 2017)
Great egret preening on stump in main pond with belted kingfisher in background (Oct 2017)
Great egret preening on stump in main pond with belted kingfisher in background (Oct 2017)
Great egret with leaves showing fall colors in background (Oct 2017)
Great egrets flying over main pond (Sep 2017)
Green frog hiding under lily pad in main pond (Sep 2017)
Honey fungus (Oct 2017)
Hooded merganser couple in main pond (Nov 2017)
Hooded merganser couple in main pond (Nov 2017)
Hooded merganser male in main pond (Nov 2017)
Hooded merganser male in main pond (Nov 2017)
Hooded mergansers in main pond (Mar 2017)
Hooded mergansers in main pond (Mar 2017)
Hooded mergansers in main pond (Mar 2017)
Horn of plenty mushroom (Aug 2017)
Horn of plenty mushroom (Aug 2017)
Indian pipe anther (Jun 2016)
Indian pipe anther (Jun 2016)
Indian pipe group near headquarters (Jun 2017)
Indian pipe group near headquarters (Jun 2017)
Indian pipe plant (Aug 2017)
Indian pipe plants (Aug 2017)
Indian pipe plants (Jun 2017)
James Pullaro and young visitor on old boardwalk (May 2017)
Jason Howell, Bob Cunningham and Mike Kaliss, volunteers (Jul 2017)
Katydid eating leaf (Jul 2017)
Katydid eating leaf (Jul 2017)
Katydid eating leaf, seen from below (Jul 2017)
Lesser scaups on main pond (Mar 2017)
Lingzhi mushroom (young) (Aug 2017)
Little brown bat flying (Mar 2017)
Main pond (Oct 2017)
Main pond and first frost for 2017 (Dec 2017)
Main pond at dusk (Mar 2017)
Main pond at sunset with clouds (Sep 2017)
Main pond in morning fog (Dec 2017)
Main pond, photo by Kendall Berry (Jan 2017)
Main pond, view from beaver dam (Sep 2017)
Mallard ducks and canada geese on main pond (Mar 2017)
Map board repainted by YMCA Camp Ockanickon volunteers (Jul 2017)
Mary Ann Gurka, volunteer, on patrol to protect deer (Dec 2017)
Moon over pines (Apr 2017)
Mountain laurel along trail (Mar 2017)
Mountain laurel off trail (Jun 2017)
Muddy Bog frozen and snow-covered, photo by Mike McCormick (Dec 2017)
Muddy Bog showing autumn colors (Sep 2017)
Northern bog violet (Apr 2017)
Northern cricket frog (Apr 2017)
Northern cricket frog calling on a lily pad (May 2017)
Northern cricket frog on reeds over boardwalk (Apr 2017)
Northern cricket frog on trail (Apr 2017)
Northern leopard frog (Apr 2017)
Northern leopard frog (Jul 2017)
Northern leopard frog (Jul 2017)
Northern red-bellied turtles basking in main pond (Apr 2017)
Northern water snake baby (Oct 2017)
Northern water snake on driveway near main pond (Jun 2017)
Northern water snake under water (Oct 2017)
Oak leaves shadowed by the moon (Jul 2017)
Off-road vehicle barricade (Jul 2017)
Off-road vehicle barricade (Jul 2017)
Off-road vehicle barricade (Jul 2017)
Off-road vehicle barricade (Jul 2017)
Off-road vehicle barricade (Jul 2017)
Old man of the woods fungus (Aug 2017)
Old man of the woods fungus (Aug 2017)
Old man of the woods mushroom (Aug 2017)
Opossum baby climbing through cabin porch window (Oct 2017)
Orange moth (Jun 2017)
Orb-weaver spider web in the rain (Aug 2017)
Orb-weaver spider web in the rain (Aug 2017)
Oriole nest near headquarters (Mar 2017)
Osprey flying from tree (Apr 2017)
Osprey in flight (Mar 2017)
Osprey in flight with fish (Apr 2017)
Osprey on tree branch (Mar 2017)
Otter at edge of pool, via trail camera (Apr 2017)
Oyster mushrooms (Oct 2017)
Paw prints on snow-covered log, photo by Mike McCormick (Dec 2017)
Phoebe on vehicle antenna (Oct 2017)
Pine cone with snow, photo by Mike McCormick (Dec 2017)
Pine trees, via infrared trail camera (Jan 2017)
Pipsissewa flowering (Jun 2017)
Rabbit tracks in snow (Jan 2017)
Raccoon swimming, via trail camera (May 2017)
Red fox den (Mar 2017)
Red fox, photo by trail camera (Oct 2017)
Red fox, via trail camera (Feb 2017)
Red fox, via trail camera (Feb 2017)
Red-bellied woodpecker with acorn (Oct 2017)
Red-tailed hawk (May 2017)
Red-winged blackbird male (Apr 2017)
Reeds, photo by Mike McCormick (Dec 2017)
Ring-necked ducks on main pond (Jan 2017)
Rounded earthstar mushroom (Oct 2017)
Ruby-throated hummingbird (female) after cattail in main pond (May 2017)
Rusty blackbird eating berries (Oct 2017)
Slime mold and unidentified fungus (Jul 2017)
Slime mold on plants (Oct 2017)
Snail on leaf (Jun 2017)
Song sparrow amongst boardwalk planks (Mar 2017)
Southern twayblade orchid, photo by James Pullaro (May 2017)
Spicebush swallowtail butterfly (May 2017)
Spring azure butterfly (Mar 2017)
Spring peeper frog on fallen branch (Apr 2017)
Striped skunk babies, via trail camera (Jul 2017)
Striped skunk baby (Apr 2017)
Striped skunk baby along trail (Aug 2017)
Swallows flying over main pond and Canada goose (Mar 2017)
Swamp along the red trail (Jun 2017)
Swamp loosestrife (Aug 2017)
Swamp loosestrife in Muddy Bog (Sep 2017)
Tall beaksedge at main pond (Sep 2017)
Tufted titmouse (Dec 2017)
Turkey tail fungus (Feb 2017)
Turtle egg remains after hatching near Miller Pond (Jul 2017)
Turtles, eastern painted or red-bellied, sharing stump in main pond (Oct 2017)
Violet coral mushroom (Aug 2017)
Vireo nest (Sep 2017)
Viscid violet cort mushroom (Aug 2017)
Viscid violet cort mushroom (Aug 2017)
Viscid violet cort mushroom button (Aug 2017)
Walking stick on Refuge sign (Sep 2017)
Water lily in main pond (Apr 2017)
Wetland near Unexpected Road (Jul 2017)
White campion and waxing moon (Aug 2017)
White cedar seedling (Apr 2017)
White coral slime mold (Jul 2017)
White-pored chicken of the woods fungus (Aug 2017)
White-tailed deer eating lily in main pond (Jun 2017)
White-tailed deer in main pond (Apr 2017)
White-tailed deer in main pond (Jun 2017
White-tailed deer in main pond (Jun 2017
White-tailed deer in main pond (Jun 2017
White-tailed deer in main pond (Jun 2017
White-tailed deer in main pond (Jun 2017
White-tailed deer in main pond (Jun 2017)
White-tailed deer, via trail camera (Mar 2017)
White-throated sparrow (Dec 2017)
White-throated sparrow in shrub (Nov 2017)
Wild turkey female, via trail camera (Feb 2017)
Wild turkeys, via trail camera (Mar 2017)
Wild turkeys, via trail camera (Mar 2017)
Wood duck at swamp, via trail camera (May 2017)
Wood duck babies in main pond (Jun 2017)
Wood duck babies, via trail camera (May 2017)
Wood thrush, via trail camera (Jul 2017)
Wren's nest in apron in shed near headquarters (Sep 2017)
YMCA Camp Ockanickon volunteers (Jul 2017)
YMCA Camp Ockanickon volunteers refurbishing map board (Jul 2017)