Much struck at the oddness & distinctness of the colours of various Antelopes

Note; by Charles Robert Darwin; written at Zoolog[ical] Soc[iety]

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Gould / with Marsupials male almost invariably very much larger then [female]

Note; by Charles Robert Darwin

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Ovis tragelaphus N[orth] Africa Male splendid long hair depending from throat & from upper part of thigh

Note; by Charles Robert Darwin; written at Z[oological] Gardens

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Bartlett believes Tear-sac is orifice of gland for secretes matter fetid[?] to us & appears much developed in male deer & goats - is perplexed about odours - thinks(?) musk confined to males / Habit excluded as with voice

Note; by Charles Robert Darwin

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Oryx leucoryx - stuffed / Horns along curvature 3[ft] 2 1/2[inches] / Body from base of Horns to root of tail (with neck stretched 5 ft

Note; by Charles Robert Darwin; written at B[ritish] Mus[eum]

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Bartlett young Rhesus monkeys hardly any red on Buttocks or faces - but in adults buttocks & skin between legs & face in less degree certain red & this increases seasonally

Note; by Charles Robert Darwin

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Blyth - The Rhesus inhabiting Bengal - the [female] alone has red buttocks

Note; by Charles Robert Darwin

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Blyth / Antelopicapra cericapra / The colour of [male] is certainly seasonal

Note; by Charles Robert Darwin; written at Z[oological] Gardens

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S[exual] S[election] Mammals / It seemed to Mr Bartlett & self that in the male wart-hog the great flexible projections beneath & in front of the eyes would certainly be turned upwards

Note; by [Emma Darwin née Wedgwood?] pp Charles Robert Darwin

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Sexual Selection Mammals / The African River-Hog Potamochoerus pencillatus have great crust of skin with white hair above upper jaw

Note; by Charles Robert Darwin

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Recently the Ethiopian boar & Red river hog broke into each others cage & fought during the whole night until utterly exhausted

Note; by Emma Darwin née Wedgwood pp Charles Robert Darwin

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Dr J E Grey says positively that he has seen in males of some species of stags & antelopes rudiments of canine teeth - good after Horse

Note; by Charles Robert Darwin

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Oryx gazelle has nearly straight Horn 2ft 11 long a reaching beyond middle of back / Bubalus caffra[?] = Cape Buffalo

Note; by Charles Robert Darwin

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No doubt camels guanacos & those deer & antelopes the males of wh[ich] have canine teeth use them in fighting for they open their mouths much wider than horses or zebras wh[ich] bite with their incisors

Note; by [Abraham Dee Bartlett?] pp Charles Robert Darwin

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After having studied to the best of my powers the sex[ual] differences in anim[als] of many classes I can hardly feel any doubt that the curiously[?] arranged[?] colours in these several antelopes, thing common to the two sexes, are the result of sexual selection

Note; by Charles Robert Darwin

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See former notes / Antelope cervicarpa is that with stripe down front leg & white orbits

Note; by Charles Robert Darwin

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Sir S Baker several times observed that Elephant & Rhinoceros were attracted by white horses & would rush at them

Note; by Charles Robert Darwin

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Mammalia / Rudiments of Horns in sexes of Giraffe

Note; by Charles Robert Darwin

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Dom[estic] & wild Quadrupeds

Note; by Charles Robert Darwin

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Mandrill / Yes / Rhesus young more hairy on buttocks covered & Drill

Note; by Charles Robert Darwin

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Under colour when I say (I think before Ruminants) that Insectivora &c do not sexually differ

Note; by Charles Robert Darwin

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I may quote B[artlett] for curious fact that male of Jaguar leopard vulpine phalange & wombat are very much oftener black when this variation occurs then female

Note; by [amanuensis] pp Charles Robert Darwin

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Hyelophus porcinus both sexes spotted

Note; by Charles Robert Darwin

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Cervus axis always spotted In the Manchurian deer the spots are much more conspicuous during one season but I could hardly make out which

Note; by [unidentified] pp-and Charles Robert Darwin

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Engleheart tells me he witnessed a valuable Retriever that wd not receive another retriever [male] but took a strange Terrier

Note; by Charles Robert Darwin

(Note)