Snakes and spiders in Milam County, Texas
Milam County, home of Cameron, has 13 snake and 23 spider species on record, from 178 licensed snake and 376 spider records. Venomous species here: the northern cottonmouth, the western diamondback rattlesnake, the broad-banded copperhead, the timber rattlesnake and the southern black widow.
Are there venomous snakes or spiders in Milam County?
Yes. The northern cottonmouth: 12 licensed records, 1% of all Texas records of it. The western diamondback rattlesnake: 6 licensed records, 0% of all Texas records of it. The broad-banded copperhead: 5 licensed records, 1% of all Texas records of it. The timber rattlesnake: on record, no openly licensed records to count. The southern black widow: 12 licensed records, 6% of all Texas records of it.
What snakes are in Milam County?
In all, 13 snake species are on the Milam County list. The most recorded are the western rat snake (43), the rough earthsnake (20) and the plain-bellied watersnake (15).
| # | Species | Records | Share of Texas records |
|---|---|---|---|
| 1 | Western rat snake Pantherophis obsoletus | 43 | 2% |
| 2 | Rough earthsnake Haldea striatula | 20 | 1% |
| 3 | Plain-bellied watersnake Nerodia erythrogaster | 15 | 1% |
| 4 | Western ribbon snake Thamnophis proximus | 15 | 1% |
| 5 | Coachwhip Masticophis flagellum | 14 | 1% |
| 6 | Diamondback water snake Nerodia rhombifer | 13 | 1% |
| 7 | Northern cottonmouth venomous Agkistrodon piscivorus | 12 | 1% |
| 8 | Western diamondback rattlesnake venomous Crotalus atrox | 6 | 0% |
| 9 | Broad-banded copperhead venomous Agkistrodon laticinctus | 5 | 1% |
| 10 | Eastern racer Coluber constrictor | 4 | 1% |
| 11 | DeKay's brown snake Storeria dekayi | 3 | 0% |
| 12 | Eastern hog-nosed snake Heterodon platirhinos | 2 | 0% |
| 13 | Timber rattlesnake venomous Crotalus horridus | — | — |
When are snakes out in Milam County?
Observation records of snakes in Milam County run mostly March through October, peaking in April with 24% of them, the same peak as Texas as a whole.
What spiders are in Milam County?
In all, 23 spider species are on the Milam County list. The most recorded are the black-and-yellow argiope (70), the bold jumper (56) and the green lynx spider (29).
| # | Species | Records | Share of Texas records |
|---|---|---|---|
| 1 | Black-and-yellow argiope Argiope aurantia | 70 | 4% |
| 2 | Bold jumper Phidippus audax | 56 | 4% |
| 3 | Green lynx spider Peucetia viridans | 29 | 3% |
| 4 | Rabid wolf spider Rabidosa rabida | 26 | 2% |
| 5 | Western spotted orbweaver Neoscona oaxacensis | 19 | 4% |
| 6 | Phidippus arizonensis | 14 | 14% |
| 7 | Southern black widow venomous Latrodectus mactans | 12 | 6% |
| 8 | Phidippus texanus | 11 | 7% |
| 9 | Spiny-backed orbweaver Gasteracantha cancriformis | 11 | 1% |
| 10 | Spotted orbweaver Neoscona crucifera | 10 | 2% |
| 11 | Apache jumping spider Phidippus apacheanus | 9 | 12% |
| 12 | Lance wolf spider Schizocosa avida | 6 | 4% |
| 13 | Carolina jumping spider Phidippus carolinensis | 5 | 3% |
| 14 | Hogna antelucana | 5 | 1% |
| 15 | Triangulate bud spider Steatoda triangulosa | 5 | 1% |
| 16 | Cardinal jumper Phidippus cardinalis | 4 | 4% |
| 17 | Striped lynx spider Oxyopes salticus | 4 | 1% |
| 18 | Twin-flagged jumping spider Anasaitis canosa | 4 | 1% |
| 19 | Banded garden spider Argiope trifasciata | 3 | 1% |
| 20 | Phidippus pius | 1 | 5% |
| 21 | Dotted wolf spider Rabidosa punctulata | — | — |
| 22 | Georgia wolf spider Tigrosa georgicola | — | — |
| 23 | Schizocosa perplexa | — | — |
When are spiders out in Milam County?
Observation records of spiders in Milam County run mostly April through November, peaking in June with 16% of them; across Texas the peak is April.
Common in Texas, not on the Milam County list
Among the snakes most recorded across Texas, these do not reach the county list: the western ground snake (1,963 statewide), the checkered garter snake (1,851 statewide), the gopher snake (1,440 statewide) and the eastern copperhead (1,188 statewide). Few records here can mean the species is rare in the county, or that few people have looked.
Among the spiders most recorded across Texas, these do not reach the county list: the familiar jumping spider (518 statewide) and Cicurina varians (514 statewide). Few records here can mean the species is rare in the county, or that few people have looked.
Harmless lookalikes in Milam County
Copperheads are on the county list, and so are harmless species often taken for them: the plain-bellied watersnake and the eastern hog-nosed snake. Cottonmouths are on the county list, and so are harmless species often taken for them: the plain-bellied watersnake and the diamondback water snake. Rattlesnakes are on the county list, and so are harmless species often taken for them: the eastern hog-nosed snake. Widow spiders are on the county list, and so are harmless species often taken for them: the triangulate bud spider.
Milam County among Texas counties
By licensed snake records Milam County ranks 66th of 254 Texas counties with any.
Other Texas counties with their own page: Travis County, Brewster County, Harris County, Brazos County, El Paso County, Jeff Davis County, Val Verde County and Bexar County.
The whole state: venomous species in Texas, all snakes, all spiders.
GBIF records read 2026-09-29. Listed: any license. Counted: CC0/CC BY only. How we count.