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2019 Envirothon Webinars

2019 Envirothon Webinars. Presented by the North Carolina Wildlife Resources Commission 1 of 4. Species Covered. Wood Duck Canada Goose Mallard Marbled Salamander Eastern Box Turtle Rat Snake Copperhead Spring Peeper American Bullfrog. Late 1800’s – close to extinction

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2019 Envirothon Webinars

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  1. 2019 Envirothon Webinars Presented by the North Carolina Wildlife Resources Commission 1 of 4

  2. Species Covered • Wood Duck • Canada Goose • Mallard • Marbled Salamander • Eastern Box Turtle • Rat Snake • Copperhead • Spring Peeper • American Bullfrog

  3. Late 1800’s – close to extinction • Overharvest • Migratory Bird Treaty Act • Habitat management Wood Duck Photo: USFW

  4. Wooded swamps • Old beaver ponds • Freshwater marshes • Creeks • Streams • Rivers Habitat Photo: Avalonia E-Trails

  5. Seeds • Fruits • Aquatic plants • Invertebrates • Leftover agriculture Diet Photo: USFW

  6. Generalist – highly adaptable • Bioindicator • Set hunting regulations Mallard Photo: USFW

  7. Shallow wetlands • Dry ground • Biggest threat – human development. Habitat Photo: Onondaga Lake Restoration

  8. Dabbling duck • Emergent plants • Submerged plants Diet Photo: Ask A Naturalist

  9. Canada Goose • Black bill • Black legs • Black feet • Black head • Black neck • White cheek patch • White belly • White undertail Canada Goose Photo: USFW

  10. Habitat • 10,000 – 12,000 migratory geese in N.C. • Long-term decline of migratory population but increase of resident population • In 1980’s NCWRC released Canada Geese to help population • Pond-tastic Photo: The Atlantic

  11. Diet Diet • Exclusively herbivores • Lawns / natural grasses • Clover • Wheat • Various aquatic plants • Artificial feed is biggest threat Photo: Public Domain Pictures

  12. Classification • Endothermic vertebrates • Feathers • Beaks • Hard-shelled eggs • High metabolic rate • 4 – chambered heart • Lightweight skeleton Photo: Animal Wallpapers

  13. Migratory Bird Treaty Act Makes it unlawful to (without a permit) – • Hunt • Take • Capture • Kill • Sell • Live or dead birds Photo: NZ Birds Online

  14. USFW Fly-ways Atlantic Mississippi Central Pacific Photo: Audubon

  15. Marbled Salamander • Dark gray or black body • 4-7 white or gray bands • Males are typically smaller • Males become bright white during breeding season • Females are more silvery-gray Photo: Flickr

  16. Habitat Damp woodlands Dry hillsides Burrowing ability – hence their placement in the mole salamander family Photo: Flickr

  17. Diet • Common species • Habitat loss is biggest threat • Effective predators • Terrestrial invertebrates • Live prey only • Larvae – zooplankton Photo: VA Herpetological Society

  18. Spring Peeper • Tan, brownish, grayish, or pale orange, dorsal ground color • Prominent x-shaped marking • Belly is whitish, yellowish, or cream colored • Males have dark throats • They peep Photo: VA Herpetological Society

  19. Habitat Woodlands Pools Ditches Flooded areas Swamps Farm ponds Photo: Hilton Pond

  20. Diet Small insects Moving prey only Upland habitat protection Photo: Welcome Wildlife

  21. American Bullfrog No skin fold running down side Olive green to dark green Mottled pattern on sides and belly Large eardrum - tympanum Photo: MCD Discover Nature

  22. Habitat Ponds Lakes Slow-moving streams Shallow bodies of water Tolerate populations of fish Photo: Jeff Beane

  23. Diet Tadpoles feed on algae Not picky eaters – “green dragon of the pond” Opportunistic eaters Photo: CA Herps

  24. Amphibians Class – Amphibia Ectothermic Tetrapod Indicator species Photo: Sporcle

  25. Copperhead Light brown to copper coloring Strong crossbands shaped like dumbbell Triangular head Vertical pupils Photo: Jeff Beane

  26. Habitat Variety of habitats Predominantly found in woodlands Areas for basking Old piles of wood Roadways are biggest threat Bites are not life-threatening Photo: Jeff Beane

  27. Diet Hematoxic venom Sit-and-wait predators Swallow prey whole

  28. Rat Snake Varies in color depending on locality Juvenile snake looks different than adult One of N.C.’s longest snakes Photo: Jeff Beane

  29. Habitat Generalists – almost every type of terrestrial habitat Excellent climbers Sometimes reside in cavities Frequently encountered Photo: Jeff Beane

  30. Diet Golf ball connoisseurs Eat food whole Adults are active during the day; juveniles at night Photo: Jeff Beane

  31. Box Turtle Domed top shell Unique shell patterns Top shell can be yellow, reddish, orange, or brown Bottom shell can be dark brown with splotches of color Males have larger, blocky heads with brighter colors Females have less curved claws and do not have a bottom indentation Photo: NC Aquarium Roanoke Island

  32. Habitat Found across the state Wooded habitats Will seek refuge in aquatic habitats Most active in mornings and after rain Enter brumation during winter months Photo: Jeff Beane

  33. Diet Berries Seeds Roots Flowers Mushrooms Carrion Small animals Photo: Sydney Brown

  34. Reptiles Reptilia Tetrapod animals Ectothermic Herpetology Photo: Flickr

  35. Lacey Act Prohibits trade in – Wildlife Fish Plants Photo: NY Times

  36. ?’s

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