[1] Pir Mehr Ali Shah Arid Agr Univ, Fac Sci, Dept Zool Wildlife & Fisheries, Rawalpindi 46300, Pakistan
[2] Univ Veracruzana, Fac Biol, Zona Univ,Circuito Gonzalo Aguirre Beltran s-n, Xalapa 91000, Veracruz, Mexico
[3] Ctr Res & Adv Studies IPN, Nanosci & Nanotechnol Program, Mexico City, Mexico