Figure 1. The study site at Thumamah indicated north of Riyadh in central Saudi Arabia.

Figure 2. Seasonal differences in the forbs and grasses encountered and utilized by

male Gazella subgutturosa marica (N=2) along foraging trails in central Saudi Arabia.

Image 1. A male Gazella subgutturosa marica from Saudi Arabia

Table 1. Relative and absolute frequency of food plants in the diet of male (N=2) Gazella subgutturosa marica along foraging trails in central Saudi Arabia.

Species avoided are excluded. Three highest ranking species are indicated in bold

	Spring			Summer			Autumn			Winter
Food item utilized	Rel. Fre.	Abs. Fre.	N	Rel. Fre.	Abs. Fre.	N	Rel. Fre.	Abs. Fre.	N	Rel. Fre.	Abs. Fre.	N
Grasses
Lasiurus scindictus				100	0.09	1
Panicum turgidium	65.5	8.1	29	41.4	2.5	29	20.4	21.9	54	18.5	1.3	27
Stipagrostis plumosa	5.3	36.4	131	13.6	26.5	308	23	24.7	61	8.6	4.9	105
Stipagrostis drarii	7.7	7.2	26	10.3	3.4	39	24.2	13.4	33	3.4	1.4	29
Forbs
Cakile arabica										35.5	1.4	31
Centuarea pseudo sinaica	80	1.4	5	100	0.09	1				5.3	4.4	95
Convolvulus lanatus	75	1.1	4	88.6	3	35	81.8	4.5	11	50	0.5	10
Convolvulus oxyphyllus				68.2	1.9	22
Fagonia brusweria				40	0.4	5				33.3	0.3	6
Farsetia stylosa	88.9	2.5	9	81.8	0.9	11	64.5	12.5	31	71.4	1.6	35
Haloxlylon salicornicum	7.4	7.5	27				6.5	12.5	31
Heliotropium rammosisima	25	1.9	8							41.9	1.4	31
Kochia indica	84.6	3.6	13	55.5	0.9	11				100	0.04	1
Launaea cassiniana										2.5	1.9	40
Moltchiopsis ciliata	39.1	6.4	23	30.4	4.8	56				25	0.8	16
Monsonea nivea	70.4	7.5	27	33.3	0.3	3				100	0.08	2
Neurada procumbens	66.7	3.3	12	44.1	46.7	542	91.7	4.9	12	36.7	4.6	98
Plantago boissieri	100	0.3	1	16.4	4.7	55				3.2	67.7	1453
Polycarpea repens	31.6	5.3	19	44.8	2.5	29	30.8	5.2	13	30.8	0.6	13
Rhanterium eppaposum	100	0.3	1							14	2.3	50
Rumex vesicarius										100	0.08	2
Not eaten		7.2	25		1.3	16		0.4	1		4.7	102
Total		100			100			100			100

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