Layer Estimates:

Layer: birds (ID:0)
Count: 6243
Extent:

XMin: -77.3235467579733
YMin: 37.8855371426015
XMax: -74.9858321549722
YMax: 39.7210328866458
Spatial Reference: 102100 (3857)

Layer: nile.csv (ID:1)
Count: 570