Ido Izhaki Selected papers

 

Frugivory and seed dispersal

 

General

Levey, D.J., Izhaki, I.,  Tewksbury, J., Haak, D.C.,  and Tsahar, E.  2007.  Why fruit secondary compounds are of primary importance.  In: Dennis, A., Green, R.,  Schupp, E. and Westcott, D. (Eds.),  Seed Dispersal: Theory and its Application in a Changing World. CAB International Publishing, Wallingford, Oxfordshire, UK, pp. 37-58. PDF file.

Bronstein, J.L., Izhaki, I.,  Nathan, R., Tewksbury, J.,  Speigel, O.,  Lotan, A.  and Altstein, O. 2007. Fleshy-fruited plants and frugivores in desert ecosystems.  In: Dennis, A., Green, R.,  Schupp, E. and Westcott, D. (Eds.),  Seed Dispersal: Theory and its Application in a Changing World. CAB International Publishing, Wallingford, Oxfordshire, UK, pp. 148-177. PDF file.

Lev-Yadun, S., Neeman, G. and Izhaki, I.2009. Unripe red fruits may be aposematic. Plant Signaling & Behavior 4: 1-6. PDF file.

 

Birds

 
     

                      Blackbird (Turdus merula)                                    Blackcap (Sylvia atricapilla)  

           

                               Yellow-vented bulbul (Pycnonotus xanthopygos)

 

Izhaki, I. and Safriel, U.N. 1985. Why do fleshy-fruit plants of the Mediterranean scrub intercept fall- but not spring-passage of seed- dispersing migratory birds? Oecologia (Berlin) 67: 40-43. PDF file.

Izhaki, I. and Safriel, U.N. 1989. Why are there so few exclusive frugivorous birds? Experiments on fruit digestibility. Oikos 54: 23-32. PDF file.

Izhaki, I. and Safriel, U.N. 1990. Weight losses due to exclusive fruit diet - interpretation and evolutionary implications: a reply to Mack and Sedinger. Oikos 57: 140-142. PDF file.

Izhaki, I. and Safriel, U.N. 1990. The effect of some scrubland frugivores upon germination patterns. Journal of Ecology 78: 56-65. PDF file.

Izhaki, I., Walton, P. and Safriel, U.N. 1991. Seed shadows generated by frugivorous birds in an eastern Mediterranean scrub. Journal of Ecology 79: 579-590. PDF file.

Adar, M., Safriel, U.N. and Izhaki, I. 1992. Removal of the green fruit of Asparagus aphyllus by birds - seed predation or disperal? Proceedings of the 6th International Conference on Mediterranean Climate Ecosystems, (C.A. Thanos, Ed), pp. 269-274. PDF file.

Izhaki, I., Lahav, H. and Ne'eman, G. 1992. Spatial distribution patterns of Rhus coriaria seedlings after fire in a Mediterranean pine forest. Acta Oecologica 13: 279-289. PDF file.

Ne'eman, G., Lahav, H. and Izhaki, I.   1992. Spatial pattern of seedlings one year after fire in a Mediterranean pine forest. Oecologia 91: 365-370. PDF file.

Izhaki, I. 1992. A comparative analysis of nutritional quality of mixed and exclusive fruit diets for Yellow-vented bulbuls. Condor 94: 912-923. PDF file.

Ne'eman, G. and Izhaki, I.   1996. Colonization in abandoned east-Mediterranean vineyard. Journal of Vegetation Science 7: 465-472. PDF file.

Izhaki, I.  1998. The relationships between fruit ripeness, wasp seed predation and avian fruit removal in Pistacia palaestina. Israel Journal of Plant Sciences 46: 273-278. PDF file.

Izhaki, I. 2002. The role of fruit traits in determining fruit removal in East Mediterranean ecosystems. In: Levey, D.J., Silva, W.R. and M. Galetti, (Eds.), Dispersal and Frugivory: Ecology, Evolution and Conservation. CAB International Publishing, Wallingford, Oxfordshire, UK, pp. 161-175 (refereed). PDF file.

Izhaki, I.  2002. Emodin - a secondary metabolite with multiple ecological functions in higher plants (a review). New Phytologist 155: 205-217. PDF file.

Izhaki, I., Tsahar, E., Paluy, I. and Friedman, J. 2002.  Within population variation and interrelationships between morphology, nutritional content, and secondary compounds of Rhamnus alaternus fruits. New Phytologist 156: 217-223. PDF file.

Tsahar, E., Friedman, J. and Izhaki, I.   2002. Impact of fruit removal and seed predation of a secondary metabolite, emodin, in Rhamnus alaternus fruit pulp. Oikos 99: 291-300. PDF file.

Tsahar, E., Friedman J. and Izhaki, I. 2003. The secondary metabolite emodin increases food assimilation efficiency of fruit-eating Bulbuls (Pycnonotus xanthopygos). Auk 120: 411-417. PDF file.

Sapir, N., Abramsky, Z., Shochat, E.  and Izhaki, I. 2004. Scale dependent habitat selection for food and safety of autumn migrating frugivorous passerines. Naturwissenschaften 91: 544-547. PDF file.

Tsahar, E., Martínez del Rio, C., Izhaki, I. and Arad Z. 2005. Can birds be ammonotelic? Nitrogen balance and excretion in two frugivores. Journal of Experimental Biology 208: 1025-1034. PDF file.

Tsahar, E., Martínez del Rio, C., Arad, Z., Joy, J.P. and Izhaki, I. 2005. Are the low protein requirements of nectarivorous birds the consequence of the sugary and watery diet? - A test with an omnivore. Physiological and Biochemical Zoology 78: 239-245. PDF file.

Tsahar, E., Arad, Z., Izhaki, I. and Guglielmo C.G. 2006. The relationship between uric acid and its oxidative product allantoin: a potential indicator for the evaluation of oxidative stress in birds.  Journal of Comparative Physiology B 176: 653-661. PDF file.

Tsahar, E., Arad, Z., Izhaki, I. and  Martínez del Rio, C. 2006. Do nectar- and fruit-eating birds have lower nitrogen requirement? An allometric test. Auk 123:1004-1012. PDF file.

Tsahar, E., wolf, N., Izhaki, I. Arad, Z. and Martínez del Rio, C. 2008. Dietary protein influences the rate of 15N incorporation in blood cells and plasma of Yellow-vented bulbuls (Pycnonotus xanthopygos). Journal of Experimental Biology 211: 459-465. PDF file.

 

 

 

Mammals

  Egyptian fruit-bat (Rousettus aegyptiacus)     

 

Izhaki, I.  and Neeman, G. 1997. Hares (Lepus sp.) as seed dispersers of Retama raetam (Fabaceae) in a sandy landscape. Journal of Arid Environment 37: 343-354. PDF file.

Korine, C., Izhaki, I. and Makin, D. 1994. Population structure and emergence order in the fruit-bat Rousettus aegyptiacus. Journal of Zoology (London) 232: 163-174. PDF file.

Izhaki, I., Korine, C. and Arad, Z. 1995. The effect of bat (Rousettus aegyptiacus) dispersal on seed germination in east Mediterranean habitats. Oecologia 101: 335-342. PDF file.

Korine, C., Izhaki, I. and Arad, Z. 1998. Comparison of fruit syndromes between the Egyptian fruit-bat (Rousettus aegyptiacus) and birds in East Mediterranean habitats. Acta Oecologica 19: 147-153. PDF file.

Korine, C., Izhaki, I. and Arad,   Z. 1999. Is the Egyptian fruit-bat Rousettus aegyptiacus a pest in Israel? An analysis of the bats diet and implications for its conservation. Biological Conservation 88: 301-306. PDF file.

 

Ants

Izhaki, I., Levey, D.J. and Wesley, R.S. 2003. Effects of prescribed fire on an ant community in Florida pine savanna. Ecological Entomology 28: 439-448. PDF file.