Gould, P. J. 1963 Tropicbirds 2 Number 2 Left Right new new Number 3 new new Number 4 1/3 base in remnant of sheath at base sheath rest old old 2. Secondaries: Numbers 1-12 new new rest old old 3. Body: light general molt 4. Tail: all new or almost complete, 2 not yet out of sheaths. Deck Pair = 1/5 to 1/4 grown Number 0342 Number 2 Juv. ♂ just beginning first pre-basic (Post Juv.) molt. Testes=21 X 10 mm. Soft Part Color: 1. upper mandible=black back to nostril lg iht blue around base 2. lower mandible=black at sides and tips, yellow bottom, light blue at base 3. Tarsus and lower 1/4 foot light blue, outer 3/4 foot and nails=black Molt: 1. Primaries Left Right Number 1 completely in new sheath Number 2 new 3/4 in sheath Number 3 1/2 out of 3/4 in sheath sheath 2. Secondaries Number 1-? new, rest old 3. Body very light general body molt, just begun 4. Tail all old except 1 of deck pair which is 1/2 out of sheath (red tinged) other deck feathers old