Authors: GERHARDT RP GERHARDT DM VASQUEZ MA

Citation: Rp. Gerhardt et al., SIBLICIDE IN SWALLOW-TAILED KITES, The Wilson bulletin, 109(1), 1997, pp. 112-120

Authors: GERHARDT RP GERHARDT DM

Citation: Rp. Gerhardt et Dm. Gerhardt, 2 GRAY FOX LITTERS SHARE DEN, The Southwestern naturalist, 40(4), 1995, pp. 419-419

Authors: GERHARDT RP GERHARDT DM FLATTEN CJ GONZALEZ NB

Citation: Rp. Gerhardt et al., THE FOOD-HABITS OF SYMPATRIC CICCABA OWLS IN NORTHERN GUATEMALA, Journal of field ornithology, 65(2), 1994, pp. 258-264

Authors: GERHARDT RP GONZALEZ NB GERHARDT DM FLATTEN CJ

Citation: Rp. Gerhardt et al., BREEDING BIOLOGY AND HOME-RANGE OF 2 CICCABA OWLS, The Wilson bulletin, 106(4), 1994, pp. 629-639

Authors: GERHARDT RP HARRIS PM MARROQUIN MAV

Citation: Rp. Gerhardt et al., FOOD-HABITS OF NESTING GREAT BLACK HAWKS IN TIKAL-NATIONAL-PARK, GUATEMALA, Biotropica, 25(3), 1993, pp. 349-352