#METADATA #DATASETS INCLUDED IN THE PAPER: García–Robledo, C. and C.C. Horvitz. (In Press). Jack of all trades masters novel host plants: positive genetic correlations in specialist and generalist insect herbivores expanding their diets to novel hosts . Journal of Evolutionary Biology. __ : ___ - ___. DATA FILES belti.txt: Data development for Cephaloleia belti (Chrysomelidae) reared on native and novel host plants dilaticollis.txt: Data development for Cephaloleia dilaticollis (Chrysomelidae) reared on native and novel host plants dorsalis.txt: Data development for Cephaloleia dorsalis (Chrysomelidae) reared on native and novel host plants placida.txt: Data development for Cephaloleia placida (Chrysomelidae) reared on native and novel host plants VARIABLES Consecutive: Consecutive numbers that connects each datum with the original records in laboratory books. family: Each number represents a group of half-full sibs obtained from the same female larva: Unique identification number for each larva diet: Host plant offered to a given larva (see abbreviations in original paper) lengthday1: Length of larva when born (mm) lengthinstar1: Length of larva during the transition from 1st to 2nd instar (mm) lengthinstar2: Length of larva during the transition from 2nd instar to pupation(mm) days_larva_alive: Number of days from the day a larva was born until death. NA are assigned to larvae that pupated. Days_to_pupation: Number of days from the day a larva was born until pupation. Pupalength: Length of pupa (mm) Pupaweight: Weight of pupa (mg) Death_pupa1yes0no: binary variable 1 for pupae that died, 0 for pupae that became adults. daysdevelopmentpupa_adult: Number of days from pupation to adult emergence. Length_adult_mm: Length of adult when born (mm) Weigh_adult_mg: Weigh of adult when born (mg) sex: Sex of adult.