PubMed (MEDLINE)PubMed search of MEDLINE, the US National Library of Medicine database of biomedical literature. Tutorials. Mobile app instructions. 

NatMed ProEvidence-based resource on natural medicines, dietary supplements, and complementary and integrative therapies. Formerly Natural Medicines.

Journal Citation ReportsCritically evaluate the world's leading journals with quantifiable, statistical information based on citation data.

LexidrugLexicomp is now UpToDate Lexidrug. Point-of-care drug information used in many hospitals; integrates with UpToDate. Training videos.

Academic Search UltimateScholarly database with articles and citations from peer-reviewed journals across many disciplines. Advanced search video tutorial. Partially State of Maine Funded.

Birds of the WorldSpecies accounts written by ornithologists and other experts on bird species of the world. Includes sounds, images, video, distributional maps, and model output generated by eBird.

Web of ScienceZoological literature from professional journals, magazines, newsletters, books and more.

BioOne CompleteBiological, ecological and environmental sciences journals from scholarly societies and non-commercial publishers.

Visible Body SuiteDetailed, Interactive 3D atlas of the human body. Requires a free account. Be patient - can take up to 30 seconds to load the first time you access. Users must login at least every 150 days from the above link to retain access. Tutorial. Mobile app instructions.

NAL SEARCHNational Agricultural Library database of agriculture, forestry, and animal science research, formerly AGRICOLA.

AccessMedicineMedical resources including Harrison's Online, Hurst's the Heart, Goodman & Gilman's Pharmacology and the Lange Educational Library. Mobile app instructions.

TOXLINECitations and abstracts from toxicology journals, papers, books, reports and more.