Hair-crested drongos: a difference in pigmentation

I came across these two drongo at Sirwani, near Singtam; felt strange about the difference of the beaks. It could be that the yellow pigmentation could be due to immaturity. There is also a difference in the size of the beak.

Dendrobium Love Memory 'Fizz' - Sikkim Orchid

Dendrobium Love Memory 'Fizz'

Place : Gangtok, East Sikkim
Date: March 10,  2010
Pic: Shital Pradhan

Dendrobium Love Memory 'Fizz'

Place : Gangtok, East Sikkim
Date: March 10,  2010
Pic: Shital Pradhan

	Kingdom:       Plantae Division:         Magnoliophyta (unranked):    Monocots Order:            Asparagales Family:           Orchidaceae Subfamily:     Epidendroideae Tribe:             Podochileae Subtribe:        Dendrobiinae Genus:            Dendrobium Species:           Dendrobium Love Memory 'Fizz'                                Seed parent    Pollen parent Genus                    Cymbidium    Cymbidium Epithet                  White Rabbit    Sachi Other Names:  Special feature:

Neomarica northiana (Walking iris) - Sikkim Flora

Neomarica northiana (Walking iris)

Place : Sungdung, Rongli, East Sikkim
Date: March 30,  2010
Pic: Shital Pradhan

Neomarica northiana (Walking iris)

Place : Sungdung, Rongli, East Sikkim
Date: March 30,  2010
Pic: Shital Pradhan

Kingdom:       Plantae

(unranked):    Angiosperms

(unranked):    Monocots

Order:            Asparagales

Family:           Iridaceae

Subfamily:     Iridoideae

Tribe:              Mariceae

Genus:            Neomarica

Species:           N. northiana

Binomial name:  Neomarica northiana (Schneev.) Sprague

Other Names: Walking Iris, Apostle Plant

Special feature:

Junonia iphita (Chocolate Pansy) - Sikkim Butterfly

Junonia iphita (Chocolate Pansy)

Place : Chisopani, Singtam, East Sikkim,

Date:May 2  2014
Pic: Shital Pradhan

Junonia iphita (Chocolate Pansy)

Place : Chisopani, Singtam, East Sikkim,

Date:July 11,  2014
Pic: Shital Pradhan

Scientific classification

Kingdom:       Animalia

Phylum:         Arthopoda

Class:              Insecta

Order:            Lepidoptera

Family:           Nymphalidae

Genus:            Junonia

Species:           J. iphita

Binomial name:  Junonia iphita (Cramer, 1779)