# Unwelcome Guests: Alien Animal Invaders

- Institution: Gresham College
- Speaker: Professor Tim Blackburn
- Year: 2013
- Level: For everyone
- Language: English
- Subjects: Biology, Medicine and health, Earth and environment
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/unwelcome-guests-alien-animal-invaders)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Human dispersal around the world has been accompanied by a range of other species that have established themselves outside the limits of their natural distribution. These invaders, non-native, exotic or alien species, are changing the natural world as these species, when once established, are very difficult to eradicate. Part of the Mondays at One Autumn Series

## Lectures

1. [Unwelcome Guests: Alien Animal Invaders](https://invisiblenetwork.ai/learn/gresham/unwelcome-guests-alien-animal-invaders/8fc709ce030c) (YouTube)