Trees can be described using a simple nested-parernthese format known as the Newick format. Use the viewer below to experiment with this format.
Paste of type in a Newick format tree description. Pick a tree style, then press "Show"
If you don't get a tree, where are a few rules to check:
You can click and drag to move the tree around
(((EELA:0.150276,CONGERA:0.213019):0.230956,(EELB:0.263487,CONGERB:0.202633):0.246917):0.094785,((CAVEFISH:0.451027,(GOLDFISH:0.340495,ZEBRAFISH:0.390163):0.220565):0.067778,((((((NSAM:0.008113,NARG:0.014065):0.052991,SPUN:0.061003,(SMIC:0.027806,SDIA:0.015298,SXAN:0.046873):0.046977):0.009822,(NAUR:0.081298,(SSPI:0.023876,STIE:0.013652):0.058179):0.091775):0.073346,(MVIO:0.012271,MBER:0.039798):0.178835):0.147992,((BFNKILLIFISH:0.317455,(ONIL:0.029217,XCAU:0.084388):0.201166):0.055908,THORNYHEAD:0.252481):0.061905):0.157214,LAMPFISH:0.717196,((SCABBARDA:0.189684,SCABBARDB:0.362015):0.282263,((VIPERFISH:0.318217,BLACKDRAGON:0.109912):0.123642,LOOSEJAW:0.3971):0.287152):0.140663):0.206729):0.222485,(COELACANTH:0.558103,((CLAWEDFROG:0.441842,SALAMANDER:0.299607):0.135307,((CHAMELEON:0.771665,((PIGEON:0.150909,CHICKEN:0.172733):0.082163,ZEBRAFINCH:0.099172):0.272338):0.014055,((BOVINE:0.167569,DOLPHIN:0.15745):0.104783,ELEPHANT:0.166557):0.367205):0.050892):0.114731):0.295021);
(((Strepsipte:0.188059,(Meloe:0.018443,Tenebrio:0.012183):0.006383):0.005577,((((Aedes:0.185008,Drosophila:0.006029):0.148335,Polistes:0.006348):0.006919,((Flea:0.008124,Scorpionfl:0.011345):0.008618,Sawfly:0.007643):0.000352):0.000381,(Lacewing:0.002145,Antlion:0.007330):0.011423):-1.840e-05):0.031824,(OUU06478:0.015625,PSU06480:0.008172):0);
(((Gorilla_gorilla:11.0,(Homo_sapiens:8.6,(Pan_paniscus:2.5,Pan_troglodytes:2.5):6.1):2.4):7.4,Pongo_pygmaeus:18.4):3.2,(((((Hylobates_agilis:3.1,Hylobates_lar:3.1,Hylobates_moloch:3.1,Hylobates_muelleri:3.1,Hylobates_pileatus:3.1):1.2,Hylobates_klossii:4.3):2.4,Hylobates_hoolock:6.7):0.1,Hylobates_syndactylus:6.8):0.1,((Hylobates_concolor:2.8,Hylobates_leucogenys:2.8):3.7,Hylobates_gabriellae:6.5):0.4):14.7);