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herpetology > Identification > Flashcards

Identification Flashcards

1
Q

What larvae has external gills?

A

salamander and newt

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2
Q

what larval species do not have external gills?

A

frogs

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3
Q

dorsal eyes (8)

A

WLPMGBAF (would let pete make garlilc bread after fucking)
- Wood frog
- Leopard frog
- Pickerel frog
- Mink frog
- Green frog
- Bullfrog
- American toad
- Fowler’s toad

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4
Q

Eyes lateral (4)

A
  • Spring peeper
  • Western/boreal chorus frog
  • Grey treefrog
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5
Q

Only larval salamander (Ontario) that inhabits permanent lakes and rivers

A

mudpuppy

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6
Q

Use rocky flowing creeks as breeding habitat

A

Northern two-lined salamander

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7
Q

Restricted to the niagara peninsula

A

dusky salamander

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8
Q

External gills (4)

A
  • spotted salamander
  • ambystoma sp.
  • four-toed salamander
  • eastern newt
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9
Q

Breeding period for spring peeper

A

april - end of june

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10
Q

Breeding period for american toad

A

mid april - end of june

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11
Q

Breeding period northern leopard frog

A

mid april - mid july

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12
Q

Breeding period for pickerel frog

A

mid april - mid july

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13
Q

Breeding period for fowler’s toads

A

beginning of may - end of june

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14
Q

Breeding period for grey tree frog

A

start of may - end of june

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15
Q

Breeding period for mink frog

A

beginning of may - mid july

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16
Q

Breeding period for green frog

A

beginning of may - end of july

17
Q

Breeding period for bullfrog

A

beginning of may - end of july

18
Q

What is the rationale for conducting multiple surveys?

A
  • not to over survey, may cause harm to habitat
  • follow marsh monitoring program
  • may cause harm to species
  • only survey when wind is at 0 - 3
19
Q

At what time of day should you conduct your call surveys?

A
  • 1/2 hour past sunset to midnight
  • wind 0-3 (if too strong you won’t be able to hear)
20
Q

What is a key feature you can use to distinguish treefrog (Hyllidae) larvae from other larval anurans

A
  • tree frogs have lalteral eye positions (side of the head)
  • anurans have dorsal eye position
21
Q

How can you distinguish larval anurans (frogs/toads) from larval caudates (salamanders) in Ontario?

A
  • caudates have external gills
  • anurans do not
22
Q

2 pairs of species in Ontario that cannot be reliably distinguishable from one another in larval form

A
  • Leopard frog and pickerel frog
  • Blue spotted salamander and Jefferson salamander

herpetology (3 decks)

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