RMOT 101 Raptors part 1
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RMOT 101 Raptors part 1 - Marcador
RMOT 101 Raptors part 1 - Detalles
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Features of raptors | • Raptors are adapted for catching prey • Strong curved bill • Sharp talons • Good vision – large eyes • Females often larger than males |
Accipitriformes and Falconiformes features | Eyes on side of head Mainly diurnal |
Turkey vulture physical features | • All dark body – Two-toned wing underside • Adults – Red head, no feathers • Juveniles – Black head, no feathers • Dihedral flight profile – Wings upswept – May appear “unstable” |
Osprey physical features | • Black and white – White body underside – Dark back, upper wings – Distinctive dark eye line • Flies on flat wings – Distinct kink at wrist – Black “hand” patch • Circular talons |
Osprey feeding | Piscivores • Talon reflex – Snap closed when in contact with prey – Orient fish to reduce wind drag |
Northern Harrier physical features | • Facial disk around eyes • Long slender body – Long tail. Distinctive white rump patch • Sexually dimorphic – Male gray, Female brown • Wings held above the horizontal |
Bald eagle physical features | • Adults (5+ yrs) – White head and tail, Dark brown-black body, Yellow bill • Immature - Dark brown • No feathers on lower legs |
Golden eagle physical features | • Largest raptor in BC • Adults – Dark brown body, Golden-hued nape, white band at base of tail • Legs feathered to toes |
How do you differentiate a juvenile bald eagle from an adult golden eagle? | Bald Eagle = White armpits Golden Eagle = Dark armpits |
Genus Accipiter features | • Long narrow tail – Extends well past wing tips when perched • Short, rounded wings – Fly with several rapid beats and short glides • Adults – Orange-red eyes, gray-blue body • Immature – Yellow eyes, barred brown • Forest hunters |
Sharp-shinned hawk physical features | • Smallest Accipiter – Jay size • Tail – Square tip • All feathers are same length – Narrow white terminal band • Thin legs |
Cooper's hawk physical features | • Crow size • Tail has rounded tip • Shorter outer feathers – Broad white terminal band • Thick legs |
Which is the coopers hawk and which is the sharp-shinned hawk? | Left = Cooper's Right = Sharp-shinned |
Northern Goshawk physical features | • Largest Accipiter – Raven size • Distinctive white eyebrow |
Why is raptor ID important? | • Heavily regulated and protected – Nearly half of BC raptors are red- or blue-listed • Permits required – Taxidermy, exporting, display, capture, falconry • Sensitive indicators |