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Heron Family

Heron Family. family Ardeidae o rder Ciconiiformes. Motionless near log or bank. Reeds. American Bittern. Close to shore. Reeds. Shallow at night. Wade in deeper water. Shallow at night. Shy Strong fliers S-shape M igratory. Adaptations. Legs Toes Bill Neck

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Heron Family

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  1. Heron Family family Ardeidae order Ciconiiformes

  2. Motionless near log or bank Reeds American Bittern Close to shore Reeds Shallow at night Wade in deeper water Shallow at night

  3. Shy • Strong fliers • S-shape • Migratory

  4. Adaptations • Legs • Toes • Bill • Neck • Powder down areas of feathers • Serrated middle claw

  5. Predators/Carnivores

  6. nesting • Defend territory • Colonies – rookeries • Solitray • Mixed colonies – herons • Stick nest – trees – herons & egrets • Grass nest – ground – bitterns • Incubation 2 ½-4 week depending upon species • Some incubate when 1st egg is laid • Altricial - remaining in nest 2 -3 weeks

  7. Feeding Young • Regurgitate • Partly digested food • Whole fish, frogs, snakes • Trigger

  8. Prey • Foxes • Minks • Hawks • Raccoons • Crows and tree-climbing snakes may rob • unguarded nests.

  9. Males • Aggressive – fight • Harsh calls • Elaborate & instinctive motions • Bright colors

  10. Visitors to PA • Little Blue • Cattle egret • Snowy egret

  11. Great Blue Heron Ardeaherodias 38” long and 70” wingspan Largest of dark herons

  12. EGGS Incubation by both sexes -28 days 3-6 3 weeks Mom & dad feed chicks

  13. Habitat • Saltwater or freshwater • Remote • Near trees • Loss • Propagation areas

  14. Butoridesstriatus Green-Backed Heron Small – 14” long & wingspread 25”

  15. Habitat

  16. Nesting • Shrubs • Trees • Orchards • Twigs & sticks • Flimsy • Male selects & starts • Female finishes • Pair • Loose colony • Not as friendly as blue

  17. Casmerodiusalbus Great Egret 32” long & 55” wingspread, 2’ tall

  18. Conservation Laws

  19. Diet Fish Small mammals Amphibians Insects

  20. Habitat Habitat Colonies 10-50 trees Beech & red maple w/other heron species • Swamps • Lakes • Ponds • Susquehanna river shallows • Islands and mudflats

  21. Nesting Nest lined with leaves, moss, grass 3-4

  22. Black-Crowned Night Heron Nycticoraxnycticorax

  23. food Carnivore

  24. habitat • Fresh, salt and brackish waters, • Forests • Thickets • even city parks!

  25. Nesting 3-5 eggs Incubation 24-26 days Both sexes build nest 2-5 days

  26. Yellow-crowned night heron

  27. Black vs. Yellow • Longer legs • Higher pitched call • Yellow patch head • Black & white head

  28. Diet • Frogs • Fish • Lizards • Salamanders • Insects

  29. Nesting 3-5 eggs Incubation 24-26 days Bothsexes build nest 2-5 days

  30. American Bittern Botauruslentiginosus

  31. American Bittern

  32. Nesting Solitary nesters Ground platform of cattails, reeds, or grasses 3 – 7 eggs

  33. Least Bittern Ixobrychusexilis

  34. Hiding

  35. FOOD

  36. 4 -5 eggs NESTING

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